hadoop-hdfs-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Apache Jenkins Server <jenk...@builds.apache.org>
Subject Hadoop-Hdfs-trunk - Build # 3023 - Still Failing
Date Wed, 13 Apr 2016 10:08:09 GMT
See https://builds.apache.org/job/Hadoop-Hdfs-trunk/3023/

###################################################################################
########################## LAST 60 LINES OF THE CONSOLE ###########################
[...truncated 32316 lines...]
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ hadoop-hdfs-project ---
[INFO] Deleting /home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/target
[INFO] 
[INFO] --- maven-antrun-plugin:1.7:run (create-testdirs) @ hadoop-hdfs-project ---
[INFO] Executing tasks

main:
    [mkdir] Created dir: /home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/target/test-dir
[INFO] Executed tasks
[INFO] 
[INFO] --- maven-source-plugin:2.3:jar-no-fork (hadoop-java-sources) @ hadoop-hdfs-project ---
[INFO] 
[INFO] --- maven-source-plugin:2.3:test-jar-no-fork (hadoop-java-sources) @ hadoop-hdfs-project ---
[INFO] 
[INFO] --- maven-enforcer-plugin:1.3.1:enforce (dist-enforce) @ hadoop-hdfs-project ---
[INFO] 
[INFO] --- maven-site-plugin:3.5:attach-descriptor (attach-descriptor) @ hadoop-hdfs-project ---
[INFO] 
[INFO] --- maven-javadoc-plugin:2.8.1:jar (module-javadocs) @ hadoop-hdfs-project ---
[INFO] Skipping javadoc generation
[INFO] 
[INFO] --- maven-enforcer-plugin:1.3.1:enforce (depcheck) @ hadoop-hdfs-project ---
[INFO] 
[INFO] --- maven-checkstyle-plugin:2.15:checkstyle (default-cli) @ hadoop-hdfs-project ---
[INFO] 
[INFO] --- findbugs-maven-plugin:3.0.0:findbugs (default-cli) @ hadoop-hdfs-project ---
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO] 
[INFO] Apache Hadoop HDFS Client ......................... SUCCESS [03:56 min]
[INFO] Apache Hadoop HDFS ................................ FAILURE [  04:10 h]
[INFO] Apache Hadoop HDFS Native Client .................. SKIPPED
[INFO] Apache Hadoop HttpFS .............................. SKIPPED
[INFO] Apache Hadoop HDFS BookKeeper Journal ............. SKIPPED
[INFO] Apache Hadoop HDFS-NFS ............................ SKIPPED
[INFO] Apache Hadoop HDFS Project ........................ SUCCESS [  0.076 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 04:14 h
[INFO] Finished at: 2016-04-13T10:07:56+00:00
[INFO] Final Memory: 56M/528M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.17:test (default-test) on project hadoop-hdfs: There was a timeout or other error in the fork -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
[ERROR] 
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR]   mvn <goals> -rf :hadoop-hdfs
Build step 'Execute shell' marked build as failure
Archiving artifacts
Recording test results
Sending e-mails to: hdfs-dev@hadoop.apache.org
Email was triggered for: Failure - Any
Sending email for trigger: Failure - Any



###################################################################################
############################## FAILED TESTS (if any) ##############################
61 tests failed.
FAILED:  org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure180.test3

Error Message:
failed, dn=6, length=3932161java.util.concurrent.TimeoutException: Timed out waiting for /TestDFSStripedOutputStreamWithFailure/dn[6]len3932161kill[1966080] to have all the internalBlocks
 at org.apache.hadoop.hdfs.StripedFileTestUtil.waitBlockGroupsReported(StripedFileTestUtil.java:303)
 at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTest(TestDFSStripedOutputStreamWithFailure.java:433)
 at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTest(TestDFSStripedOutputStreamWithFailure.java:322)
 at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.run(TestDFSStripedOutputStreamWithFailure.java:527)
 at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.test3(TestDFSStripedOutputStreamWithFailure.java:533)
 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 at java.lang.reflect.Method.invoke(Method.java:606)
 at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
 at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
 at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
 at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
 at org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)


Stack Trace:
java.lang.AssertionError: failed, dn=6, length=3932161java.util.concurrent.TimeoutException: Timed out waiting for /TestDFSStripedOutputStreamWithFailure/dn[6]len3932161kill[1966080] to have all the internalBlocks
	at org.apache.hadoop.hdfs.StripedFileTestUtil.waitBlockGroupsReported(StripedFileTestUtil.java:303)
	at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTest(TestDFSStripedOutputStreamWithFailure.java:433)
	at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTest(TestDFSStripedOutputStreamWithFailure.java:322)
	at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.run(TestDFSStripedOutputStreamWithFailure.java:527)
	at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.test3(TestDFSStripedOutputStreamWithFailure.java:533)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)

	at org.junit.Assert.fail(Assert.java:88)
	at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTest(TestDFSStripedOutputStreamWithFailure.java:327)
	at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.run(TestDFSStripedOutputStreamWithFailure.java:527)
	at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure$TestBase.test3(TestDFSStripedOutputStreamWithFailure.java:533)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testResponseCode

Error Message:
Cannot append to file/test/testUrl/append. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.appendFile(FSNamesystem.java:2398)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.append(NameNodeRpcServer.java:769)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.append(ClientNamenodeProtocolServerSideTranslatorPB.java:436)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot append to file/test/testUrl/append. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.appendFile(FSNamesystem.java:2398)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.append(NameNodeRpcServer.java:769)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.append(ClientNamenodeProtocolServerSideTranslatorPB.java:436)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.hdfs.AppendTestUtil.testAppend(AppendTestUtil.java:254)
	at org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testResponseCode(TestWebHdfsFileSystemContract.java:459)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testSeek

Error Message:
Cannot create directory /test/testSeek. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/testSeek. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testSeek(TestWebHdfsFileSystemContract.java:194)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testMkdirsFailsForSubdirectoryOfExistingFile

Error Message:
Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testMkdirsFailsForSubdirectoryOfExistingFile(TestWebHdfsFileSystemContract.java:97)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testOffsetPlusLengthParamsLongerThanFile

Error Message:
Cannot create directory /test. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testOffsetPlusLengthParamsLongerThanFile(TestWebHdfsFileSystemContract.java:344)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testCaseInsensitive

Error Message:
Server returned HTTP response code: 403 for URL: http://localhost:38322/webhdfs/v1/test/testCaseInsensitive?Op=mkDIrs&user.name=jenkinsx

Stack Trace:
java.io.IOException: Server returned HTTP response code: 403 for URL: http://localhost:38322/webhdfs/v1/test/testCaseInsensitive?Op=mkDIrs&user.name=jenkinsx
	at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1626)
	at org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testCaseInsensitive(TestWebHdfsFileSystemContract.java:171)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testGetFileBlockLocations

Error Message:
Cannot create file/test/testGetFileBlockLocations. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/test/testGetFileBlockLocations. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testGetFileBlockLocations(TestWebHdfsFileSystemContract.java:133)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRootDir

Error Message:
Cannot delete /. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot delete /. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.delete(WebHdfsFileSystem.java:1320)
	at org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRootDir(TestWebHdfsFileSystemContract.java:267)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testAccess

Error Message:
Cannot delete /pathX. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot delete /pathX. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.delete(WebHdfsFileSystem.java:1320)
	at org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testAccess(TestWebHdfsFileSystemContract.java:561)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testMultiByteFilesAreFiles

Error Message:
Cannot create file/test/testMultiByteFilesAreFiles. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/test/testMultiByteFilesAreFiles. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:464)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testMultiByteFilesAreFiles(FileSystemContractBaseTest.java:580)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create file/test/testMultiByteFilesAreFiles. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testMultiByteFilesAreFiles(FileSystemContractBaseTest.java:580)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testDeleteEmptyDirectory

Error Message:
Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testDeleteEmptyDirectory(FileSystemContractBaseTest.java:343)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testDeleteEmptyDirectory(FileSystemContractBaseTest.java:343)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testInputStreamClosedTwice

Error Message:
Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:464)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testInputStreamClosedTwice(FileSystemContractBaseTest.java:466)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testInputStreamClosedTwice(FileSystemContractBaseTest.java:466)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testMkdirsWithUmask

Error Message:
Cannot create directory /test/newDir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/newDir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testMkdirsWithUmask(FileSystemContractBaseTest.java:184)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/newDir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testMkdirsWithUmask(FileSystemContractBaseTest.java:184)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRenameFileMoveToNonExistentDirectory

Error Message:
Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:464)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameFileMoveToNonExistentDirectory(FileSystemContractBaseTest.java:361)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameFileMoveToNonExistentDirectory(FileSystemContractBaseTest.java:361)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testWriteReadAndDeleteOneBlock

Error Message:
Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeAndRead(FileSystemContractBaseTest.java:795)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeReadAndDelete(FileSystemContractBaseTest.java:268)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testWriteReadAndDeleteOneBlock(FileSystemContractBaseTest.java:249)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeAndRead(FileSystemContractBaseTest.java:795)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeReadAndDelete(FileSystemContractBaseTest.java:268)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testWriteReadAndDeleteOneBlock(FileSystemContractBaseTest.java:249)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testOverWriteAndRead

Error Message:
Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeAndRead(FileSystemContractBaseTest.java:795)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testOverWriteAndRead(FileSystemContractBaseTest.java:514)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeAndRead(FileSystemContractBaseTest.java:795)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testOverWriteAndRead(FileSystemContractBaseTest.java:514)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRenameRootDirForbidden

Error Message:
Cannot rename /. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot rename /. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.rename(WebHdfsFileSystem.java:1027)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.rename(FileSystemContractBaseTest.java:494)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameRootDirForbidden(FileSystemContractBaseTest.java:603)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot rename /. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.rename(WebHdfsFileSystem.java:1027)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.rename(FileSystemContractBaseTest.java:494)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameRootDirForbidden(FileSystemContractBaseTest.java:603)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testListStatusRootDir

Error Message:
Cannot create file/test. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/test. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:464)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testListStatusRootDir(FileSystemContractBaseTest.java:715)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create file/test. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testListStatusRootDir(FileSystemContractBaseTest.java:715)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRenameDirectoryAsExistingFile

Error Message:
Cannot create directory /test/hadoop/dir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/hadoop/dir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameDirectoryAsExistingFile(FileSystemContractBaseTest.java:433)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/hadoop/dir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameDirectoryAsExistingFile(FileSystemContractBaseTest.java:433)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testMoveFileUnderParent

Error Message:
Cannot create file/user/jenkinsx/test/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/user/jenkinsx/test/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:464)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testMoveFileUnderParent(FileSystemContractBaseTest.java:698)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create file/user/jenkinsx/test/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testMoveFileUnderParent(FileSystemContractBaseTest.java:698)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testWriteReadAndDeleteEmptyFile

Error Message:
Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeAndRead(FileSystemContractBaseTest.java:795)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeReadAndDelete(FileSystemContractBaseTest.java:268)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testWriteReadAndDeleteEmptyFile(FileSystemContractBaseTest.java:241)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeAndRead(FileSystemContractBaseTest.java:795)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeReadAndDelete(FileSystemContractBaseTest.java:268)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testWriteReadAndDeleteEmptyFile(FileSystemContractBaseTest.java:241)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRenameDirectoryMoveToExistingDirectory

Error Message:
Cannot create directory /test/hadoop/dir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/hadoop/dir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameDirectoryMoveToExistingDirectory(FileSystemContractBaseTest.java:411)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/hadoop/dir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameDirectoryMoveToExistingDirectory(FileSystemContractBaseTest.java:411)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testListStatus

Error Message:
Cannot create directory /test/hadoop/a. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/hadoop/a. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testListStatus(FileSystemContractBaseTest.java:219)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/hadoop/a. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testListStatus(FileSystemContractBaseTest.java:219)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRenameFileAsExistingFile

Error Message:
Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:464)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameFileAsExistingFile(FileSystemContractBaseTest.java:380)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameFileAsExistingFile(FileSystemContractBaseTest.java:380)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testFilesystemIsCaseSensitive

Error Message:
Cannot create file/test/UPPER.TXT. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/test/UPPER.TXT. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:464)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testFilesystemIsCaseSensitive(FileSystemContractBaseTest.java:540)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create file/test/UPPER.TXT. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testFilesystemIsCaseSensitive(FileSystemContractBaseTest.java:540)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRenameDirectoryMoveToNonExistentDirectory

Error Message:
Cannot create directory /test/hadoop/dir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/hadoop/dir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameDirectoryMoveToNonExistentDirectory(FileSystemContractBaseTest.java:402)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/hadoop/dir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameDirectoryMoveToNonExistentDirectory(FileSystemContractBaseTest.java:402)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testWriteReadAndDeleteHalfABlock

Error Message:
Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeAndRead(FileSystemContractBaseTest.java:795)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeReadAndDelete(FileSystemContractBaseTest.java:268)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testWriteReadAndDeleteHalfABlock(FileSystemContractBaseTest.java:245)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeAndRead(FileSystemContractBaseTest.java:795)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeReadAndDelete(FileSystemContractBaseTest.java:268)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testWriteReadAndDeleteHalfABlock(FileSystemContractBaseTest.java:245)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRenameDirectoryAsExistingDirectory

Error Message:
Cannot create directory /test/hadoop/dir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/hadoop/dir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameDirectoryAsExistingDirectory(FileSystemContractBaseTest.java:443)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/hadoop/dir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameDirectoryAsExistingDirectory(FileSystemContractBaseTest.java:443)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRenameToDirWithSamePrefixAllowed

Error Message:
Cannot create directory /user/jenkinsx/test/parentdir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /user/jenkinsx/test/parentdir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameToDirWithSamePrefixAllowed(FileSystemContractBaseTest.java:636)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /user/jenkinsx/test/parentdir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameToDirWithSamePrefixAllowed(FileSystemContractBaseTest.java:636)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRenameFileAsExistingDirectory

Error Message:
Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:464)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameFileAsExistingDirectory(FileSystemContractBaseTest.java:390)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameFileAsExistingDirectory(FileSystemContractBaseTest.java:390)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testWriteReadAndDeleteOneAndAHalfBlocks

Error Message:
Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeAndRead(FileSystemContractBaseTest.java:795)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeReadAndDelete(FileSystemContractBaseTest.java:268)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testWriteReadAndDeleteOneAndAHalfBlocks(FileSystemContractBaseTest.java:253)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeAndRead(FileSystemContractBaseTest.java:795)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeReadAndDelete(FileSystemContractBaseTest.java:268)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testWriteReadAndDeleteOneAndAHalfBlocks(FileSystemContractBaseTest.java:253)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testOverwrite

Error Message:
Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testOverwrite(FileSystemContractBaseTest.java:274)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testOverwrite(FileSystemContractBaseTest.java:274)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRenameFileToSelf

Error Message:
Cannot create file/user/jenkinsx/test/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/user/jenkinsx/test/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:464)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameFileToSelf(FileSystemContractBaseTest.java:684)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create file/user/jenkinsx/test/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameFileToSelf(FileSystemContractBaseTest.java:684)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testWriteReadAndDeleteTwoBlocks

Error Message:
Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeAndRead(FileSystemContractBaseTest.java:795)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeReadAndDelete(FileSystemContractBaseTest.java:268)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testWriteReadAndDeleteTwoBlocks(FileSystemContractBaseTest.java:257)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeAndRead(FileSystemContractBaseTest.java:795)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.writeReadAndDelete(FileSystemContractBaseTest.java:268)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testWriteReadAndDeleteTwoBlocks(FileSystemContractBaseTest.java:257)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testLSRootDir

Error Message:
Cannot create file/test. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/test. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:464)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testLSRootDir(FileSystemContractBaseTest.java:708)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create file/test. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testLSRootDir(FileSystemContractBaseTest.java:708)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRenameChildDirForbidden

Error Message:
Cannot create directory /test/parentdir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/parentdir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameChildDirForbidden(FileSystemContractBaseTest.java:617)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/parentdir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameChildDirForbidden(FileSystemContractBaseTest.java:617)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testWriteInNonExistentDirectory

Error Message:
Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:464)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testWriteInNonExistentDirectory(FileSystemContractBaseTest.java:300)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testWriteInNonExistentDirectory(FileSystemContractBaseTest.java:300)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRenameFileMoveToExistingDirectory

Error Message:
Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:464)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameFileMoveToExistingDirectory(FileSystemContractBaseTest.java:370)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameFileMoveToExistingDirectory(FileSystemContractBaseTest.java:370)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testZeroByteFilesAreFiles

Error Message:
Cannot create file/test/testZeroByteFilesAreFiles. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/test/testZeroByteFilesAreFiles. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:464)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testZeroByteFilesAreFiles(FileSystemContractBaseTest.java:567)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create file/test/testZeroByteFilesAreFiles. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testZeroByteFilesAreFiles(FileSystemContractBaseTest.java:567)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testDeleteRecursively

Error Message:
Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:464)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testDeleteRecursively(FileSystemContractBaseTest.java:318)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.createFile(FileSystemContractBaseTest.java:489)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testDeleteRecursively(FileSystemContractBaseTest.java:318)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testMkdirs

Error Message:
Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testMkdirs(FileSystemContractBaseTest.java:125)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /test/hadoop. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testMkdirs(FileSystemContractBaseTest.java:125)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testMoveDirUnderParent

Error Message:
Cannot create directory /user/jenkinsx/test/dir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /user/jenkinsx/test/dir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testMoveDirUnderParent(FileSystemContractBaseTest.java:669)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /user/jenkinsx/test/dir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testMoveDirUnderParent(FileSystemContractBaseTest.java:669)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testDeleteNonExistentFile

Error Message:
Cannot delete /test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot delete /test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.delete(WebHdfsFileSystem.java:1320)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testDeleteNonExistentFile(FileSystemContractBaseTest.java:310)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot delete /test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.delete(WebHdfsFileSystem.java:1320)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testDeleteNonExistentFile(FileSystemContractBaseTest.java:310)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRenameNonExistentPath

Error Message:
Cannot rename /test/hadoop/path. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot rename /test/hadoop/path. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.rename(WebHdfsFileSystem.java:1027)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.rename(FileSystemContractBaseTest.java:494)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameNonExistentPath(FileSystemContractBaseTest.java:354)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot rename /test/hadoop/path. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.rename(WebHdfsFileSystem.java:1027)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.rename(FileSystemContractBaseTest.java:494)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameNonExistentPath(FileSystemContractBaseTest.java:354)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testRenameDirToSelf

Error Message:
Cannot create directory /user/jenkinsx/test/parentdir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.

Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /user/jenkinsx/test/parentdir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$800(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:774)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameDirToSelf(FileSystemContractBaseTest.java:650)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create directory /user/jenkinsx/test/parentdir. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:712)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.mkdirs(WebHdfsFileSystem.java:1005)
	at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1909)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testRenameDirToSelf(FileSystemContractBaseTest.java:650)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsFileSystemContract.testOutputStreamClosedTwice

Error Message:
Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
	at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:110)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toIOException(WebHdfsFileSystem.java:486)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:464)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testOutputStreamClosedTwice(FileSystemContractBaseTest.java:478)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Caused by: org.apache.hadoop.ipc.RemoteException: Cannot create file/test/hadoop/file. Name node is in safe mode.
Resources are low on NN. Please add or free up more resourcesthen turn off safe mode manually. NOTE:  If you turn off safe mode before adding resources, the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode leave" to turn safe mode off.
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException(FSNamesystem.java:1314)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode(FSNamesystem.java:1302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2207)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2112)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:738)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:412)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.hdfs.web.JsonUtilClient.toRemoteException(JsonUtilClient.java:69)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:454)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:108)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$FsPathOutputStreamRunner$1.close(WebHdfsFileSystem.java:908)
	at org.apache.hadoop.fs.FileSystemContractBaseTest.testOutputStreamClosedTwice(FileSystemContractBaseTest.java:478)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at junit.framework.TestCase.runTest(TestCase.java:176)
	at junit.framework.TestCase.runBare(TestCase.java:141)
	at junit.framework.TestResult$1.protect(TestResult.java:122)
	at junit.framework.TestResult.runProtected(TestResult.java:142)
	at junit.framework.TestResult.run(TestResult.java:125)
	at junit.framework.TestCase.run(TestCase.java:129)
	at junit.framework.TestSuite.runTest(TestSuite.java:255)
	at junit.framework.TestSuite.run(TestSuite.java:250)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)


FAILED:  org.apache.hadoop.hdfs.TestBlockReaderFactory.testShortCircuitCacheTemporaryFailure

Error Message:
File /test_file could only be replicated to 0 nodes instead of minReplication (=1).  There are 1 datanode(s) running and 1 node(s) are excluded in this operation.
 at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget4NewBlock(BlockManager.java:1764)
 at org.apache.hadoop.hdfs.server.namenode.FSDirWriteFileOp.chooseTargetForNewBlock(FSDirWriteFileOp.java:302)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2464)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:839)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:508)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)


Stack Trace:
org.apache.hadoop.ipc.RemoteException: File /test_file could only be replicated to 0 nodes instead of minReplication (=1).  There are 1 datanode(s) running and 1 node(s) are excluded in this operation.
	at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget4NewBlock(BlockManager.java:1764)
	at org.apache.hadoop.hdfs.server.namenode.FSDirWriteFileOp.chooseTargetForNewBlock(FSDirWriteFileOp.java:302)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2464)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:839)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:508)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:637)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)

	at org.apache.hadoop.ipc.Client.getRpcResponse(Client.java:1442)
	at org.apache.hadoop.ipc.Client.call(Client.java:1401)
	at org.apache.hadoop.ipc.Client.call(Client.java:1351)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:230)
	at com.sun.proxy.$Proxy23.addBlock(Unknown Source)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.addBlock(ClientNamenodeProtocolTranslatorPB.java:407)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:257)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:103)
	at com.sun.proxy.$Proxy24.addBlock(Unknown Source)
	at org.apache.hadoop.hdfs.DFSOutputStream.addBlock(DFSOutputStream.java:926)
	at org.apache.hadoop.hdfs.DataStreamer.locateFollowingBlock(DataStreamer.java:1681)
	at org.apache.hadoop.hdfs.DataStreamer.nextBlockOutputStream(DataStreamer.java:1491)
	at org.apache.hadoop.hdfs.DataStreamer.run(DataStreamer.java:595)


FAILED:  org.apache.hadoop.hdfs.TestBlockReaderFactory.testShortCircuitCacheShutdown

Error Message:
Cannot remove data directory: /home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/datapath '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/data': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/data
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace': 
 absolute:/home/jenkins/jenkins-slave/workspace
 permissions: drwx
path '/home/jenkins/jenkins-slave': 
 absolute:/home/jenkins/jenkins-slave
 permissions: drwx
path '/home/jenkins': 
 absolute:/home/jenkins
 permissions: drwx
path '/home': 
 absolute:/home
 permissions: dr-x
path '/': 
 absolute:/
 permissions: dr-x


Stack Trace:
java.io.IOException: Cannot remove data directory: /home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/datapath '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/data': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/data
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace': 
	absolute:/home/jenkins/jenkins-slave/workspace
	permissions: drwx
path '/home/jenkins/jenkins-slave': 
	absolute:/home/jenkins/jenkins-slave
	permissions: drwx
path '/home/jenkins': 
	absolute:/home/jenkins
	permissions: drwx
path '/home': 
	absolute:/home
	permissions: dr-x
path '/': 
	absolute:/
	permissions: dr-x

	at org.apache.hadoop.hdfs.MiniDFSCluster.initMiniDFSCluster(MiniDFSCluster.java:834)
	at org.apache.hadoop.hdfs.MiniDFSCluster.<init>(MiniDFSCluster.java:482)
	at org.apache.hadoop.hdfs.MiniDFSCluster$Builder.build(MiniDFSCluster.java:441)
	at org.apache.hadoop.hdfs.TestBlockReaderFactory.testShortCircuitCacheShutdown(TestBlockReaderFactory.java:395)


FAILED:  org.apache.hadoop.hdfs.TestBlockReaderFactory.testMultipleWaitersOnShortCircuitCache

Error Message:
null

Stack Trace:
java.lang.AssertionError: null
	at org.junit.Assert.fail(Assert.java:86)
	at org.junit.Assert.assertTrue(Assert.java:41)
	at org.junit.Assert.assertFalse(Assert.java:64)
	at org.junit.Assert.assertFalse(Assert.java:74)
	at org.apache.hadoop.hdfs.TestBlockReaderFactory.testMultipleWaitersOnShortCircuitCache(TestBlockReaderFactory.java:196)


FAILED:  org.apache.hadoop.hdfs.TestBlockReaderFactory.testShortCircuitReadFromServerWithoutShm

Error Message:
Cannot remove data directory: /home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/datapath '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/data': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/data
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk': 
 absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk
 permissions: drwx
path '/home/jenkins/jenkins-slave/workspace': 
 absolute:/home/jenkins/jenkins-slave/workspace
 permissions: drwx
path '/home/jenkins/jenkins-slave': 
 absolute:/home/jenkins/jenkins-slave
 permissions: drwx
path '/home/jenkins': 
 absolute:/home/jenkins
 permissions: drwx
path '/home': 
 absolute:/home
 permissions: dr-x
path '/': 
 absolute:/
 permissions: dr-x


Stack Trace:
java.io.IOException: Cannot remove data directory: /home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/datapath '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/data': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/data
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk': 
	absolute:/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk
	permissions: drwx
path '/home/jenkins/jenkins-slave/workspace': 
	absolute:/home/jenkins/jenkins-slave/workspace
	permissions: drwx
path '/home/jenkins/jenkins-slave': 
	absolute:/home/jenkins/jenkins-slave
	permissions: drwx
path '/home/jenkins': 
	absolute:/home/jenkins
	permissions: drwx
path '/home': 
	absolute:/home
	permissions: dr-x
path '/': 
	absolute:/
	permissions: dr-x

	at org.apache.hadoop.hdfs.MiniDFSCluster.initMiniDFSCluster(MiniDFSCluster.java:834)
	at org.apache.hadoop.hdfs.MiniDFSCluster.<init>(MiniDFSCluster.java:482)
	at org.apache.hadoop.hdfs.MiniDFSCluster$Builder.build(MiniDFSCluster.java:441)
	at org.apache.hadoop.hdfs.TestBlockReaderFactory.testShortCircuitReadFromServerWithoutShm(TestBlockReaderFactory.java:313)


FAILED:  org.apache.hadoop.hdfs.TestDFSClientRetries.testNamenodeRestart

Error Message:
test timed out after 300000 milliseconds

Stack Trace:
java.lang.Exception: test timed out after 300000 milliseconds
	at org.apache.hadoop.ipc.Client$Connection.addCall(Client.java:512)
	at org.apache.hadoop.ipc.Client$Connection.access$3000(Client.java:413)
	at org.apache.hadoop.ipc.Client.getConnection(Client.java:1490)
	at org.apache.hadoop.ipc.Client.call(Client.java:1373)
	at org.apache.hadoop.ipc.Client.call(Client.java:1351)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:230)
	at com.sun.proxy.$Proxy22.getFileInfo(Unknown Source)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getFileInfo(ClientNamenodeProtocolTranslatorPB.java:751)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:257)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:103)
	at com.sun.proxy.$Proxy23.getFileInfo(Unknown Source)
	at org.apache.hadoop.hdfs.DFSClient.getFileInfo(DFSClient.java:1630)
	at org.apache.hadoop.hdfs.DistributedFileSystem$26.doCall(DistributedFileSystem.java:1324)
	at org.apache.hadoop.hdfs.DistributedFileSystem$26.doCall(DistributedFileSystem.java:1321)
	at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
	at org.apache.hadoop.hdfs.DistributedFileSystem.getFileStatus(DistributedFileSystem.java:1321)
	at org.apache.hadoop.hdfs.TestDFSClientRetries.namenodeRestartTest(TestDFSClientRetries.java:1081)
	at org.apache.hadoop.hdfs.TestDFSClientRetries.testNamenodeRestart(TestDFSClientRetries.java:947)


FAILED:  org.apache.hadoop.hdfs.TestDFSClientRetries.testFailuresArePerOperation

Error Message:
Could not obtain block: BP-1227760323-67.195.81.151-1460540443283:blk_1073741825_1001 file=/testFile

Stack Trace:
org.apache.hadoop.hdfs.BlockMissingException: Could not obtain block: BP-1227760323-67.195.81.151-1460540443283:blk_1073741825_1001 file=/testFile
	at org.apache.hadoop.hdfs.DFSInputStream.chooseDataNode(DFSInputStream.java:1020)
	at org.apache.hadoop.hdfs.DFSInputStream.blockSeekTo(DFSInputStream.java:647)
	at org.apache.hadoop.hdfs.DFSInputStream.readWithStrategy(DFSInputStream.java:929)
	at org.apache.hadoop.hdfs.DFSInputStream.read(DFSInputStream.java:983)
	at java.io.InputStream.read(InputStream.java:101)
	at org.apache.hadoop.io.IOUtils.copyBytes(IOUtils.java:88)
	at org.apache.hadoop.io.IOUtils.copyBytes(IOUtils.java:62)
	at org.apache.hadoop.io.IOUtils.copyBytes(IOUtils.java:122)
	at org.apache.hadoop.hdfs.TestDFSClientRetries.testFailuresArePerOperation(TestDFSClientRetries.java:327)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHDFS.testNamenodeRestart

Error Message:
test timed out after 300000 milliseconds

Stack Trace:
java.lang.Exception: test timed out after 300000 milliseconds
	at java.lang.Thread.sleep(Native Method)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.shouldRetry(WebHdfsFileSystem.java:766)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:739)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:555)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:586)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1742)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:582)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.getHdfsFileStatus(WebHdfsFileSystem.java:960)
	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.getFileStatus(WebHdfsFileSystem.java:975)
	at org.apache.hadoop.hdfs.TestDFSClientRetries.namenodeRestartTest(TestDFSClientRetries.java:1081)
	at org.apache.hadoop.hdfs.web.TestWebHDFS.testNamenodeRestart(TestWebHDFS.java:264)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHDFSAcl.org.apache.hadoop.hdfs.web.TestWebHDFSAcl

Error Message:
Missing directory /home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/name-0-1

Stack Trace:
java.io.IOException: Missing directory /home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/name-0-1
	at org.apache.hadoop.hdfs.server.namenode.NameNodeResourceChecker.addDirToCheck(NameNodeResourceChecker.java:162)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeResourceChecker.<init>(NameNodeResourceChecker.java:134)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startCommonServices(FSNamesystem.java:1028)
	at org.apache.hadoop.hdfs.server.namenode.NameNode.startCommonServices(NameNode.java:764)
	at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:715)
	at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:900)
	at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:879)
	at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1596)
	at org.apache.hadoop.hdfs.MiniDFSCluster.createNameNode(MiniDFSCluster.java:1247)
	at org.apache.hadoop.hdfs.MiniDFSCluster.configureNameService(MiniDFSCluster.java:1016)
	at org.apache.hadoop.hdfs.MiniDFSCluster.createNameNodesAndSetConf(MiniDFSCluster.java:891)
	at org.apache.hadoop.hdfs.MiniDFSCluster.initMiniDFSCluster(MiniDFSCluster.java:823)
	at org.apache.hadoop.hdfs.MiniDFSCluster.<init>(MiniDFSCluster.java:482)
	at org.apache.hadoop.hdfs.MiniDFSCluster$Builder.build(MiniDFSCluster.java:441)
	at org.apache.hadoop.hdfs.server.namenode.FSAclBaseTest.startCluster(FSAclBaseTest.java:87)
	at org.apache.hadoop.hdfs.web.TestWebHDFSAcl.init(TestWebHDFSAcl.java:34)


FAILED:  org.apache.hadoop.hdfs.web.TestWebHdfsWithRestCsrfPreventionFilter.testTruncate[0]

Error Message:
Directory /home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/name-0-1 is in an inconsistent state: storage directory does not exist or is not accessible.

Stack Trace:
org.apache.hadoop.hdfs.server.common.InconsistentFSStateException: Directory /home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/name-0-1 is in an inconsistent state: storage directory does not exist or is not accessible.
	at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverStorageDirs(FSImage.java:323)
	at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:211)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFSImage(FSNamesystem.java:958)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFromDisk(FSNamesystem.java:658)
	at org.apache.hadoop.hdfs.server.namenode.NameNode.loadNamesystem(NameNode.java:637)
	at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:699)
	at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:900)
	at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:879)
	at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1596)
	at org.apache.hadoop.hdfs.MiniDFSCluster.createNameNode(MiniDFSCluster.java:1247)
	at org.apache.hadoop.hdfs.MiniDFSCluster.configureNameService(MiniDFSCluster.java:1016)
	at org.apache.hadoop.hdfs.MiniDFSCluster.createNameNodesAndSetConf(MiniDFSCluster.java:891)
	at org.apache.hadoop.hdfs.MiniDFSCluster.initMiniDFSCluster(MiniDFSCluster.java:823)
	at org.apache.hadoop.hdfs.MiniDFSCluster.<init>(MiniDFSCluster.java:482)
	at org.apache.hadoop.hdfs.MiniDFSCluster$Builder.build(MiniDFSCluster.java:441)
	at org.apache.hadoop.hdfs.web.TestWebHdfsWithRestCsrfPreventionFilter.before(TestWebHdfsWithRestCsrfPreventionFilter.java:96)


FAILED:  org.apache.hadoop.hdfs.TestHFlush.testHFlushInterrupted

Error Message:
null

Stack Trace:
java.nio.channels.ClosedByInterruptException: null
	at java.nio.channels.spi.AbstractInterruptibleChannel.end(AbstractInterruptibleChannel.java:202)
	at sun.nio.ch.SocketChannelImpl.write(SocketChannelImpl.java:496)
	at org.apache.hadoop.net.SocketOutputStream$Writer.performIO(SocketOutputStream.java:63)
	at org.apache.hadoop.net.SocketIOWithTimeout.doIO(SocketIOWithTimeout.java:142)
	at org.apache.hadoop.net.SocketOutputStream.write(SocketOutputStream.java:159)
	at org.apache.hadoop.net.SocketOutputStream.write(SocketOutputStream.java:117)
	at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82)
	at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140)
	at java.io.DataOutputStream.flush(DataOutputStream.java:123)
	at org.apache.hadoop.hdfs.DataStreamer.run(DataStreamer.java:653)


FAILED:  org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.testAddBlockWhenNoSufficientParityNumOfNodes

Error Message:
test timed out after 90000 milliseconds

Stack Trace:
java.lang.Exception: test timed out after 90000 milliseconds
	at java.io.DataInputStream.read(DataInputStream.java:149)
	at org.apache.hadoop.hdfs.StripedFileTestUtil.readAll(StripedFileTestUtil.java:91)
	at org.apache.hadoop.hdfs.StripedFileTestUtil.assertSeekAndRead(StripedFileTestUtil.java:218)
	at org.apache.hadoop.hdfs.StripedFileTestUtil.verifySeek(StripedFileTestUtil.java:176)
	at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.testAddBlockWhenNoSufficientParityNumOfNodes(TestDFSStripedOutputStreamWithFailure.java:310)


FAILED:  org.apache.hadoop.hdfs.TestReadStripedFileWithMissingBlocks.testReadFileWithMissingBlocks

Error Message:
test timed out after 300000 milliseconds

Stack Trace:
java.lang.Exception: test timed out after 300000 milliseconds
	at java.io.DataInputStream.read(DataInputStream.java:149)
	at org.apache.hadoop.hdfs.StripedFileTestUtil.readAll(StripedFileTestUtil.java:91)
	at org.apache.hadoop.hdfs.StripedFileTestUtil.assertSeekAndRead(StripedFileTestUtil.java:218)
	at org.apache.hadoop.hdfs.StripedFileTestUtil.verifySeek(StripedFileTestUtil.java:176)
	at org.apache.hadoop.hdfs.TestReadStripedFileWithMissingBlocks.readFileWithMissingBlocks(TestReadStripedFileWithMissingBlocks.java:115)
	at org.apache.hadoop.hdfs.TestReadStripedFileWithMissingBlocks.testReadFileWithMissingBlocks(TestReadStripedFileWithMissingBlocks.java:78)


FAILED:  org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.testSmallFileLocalRead

Error Message:
Requested more bytes than destination buffer size

Stack Trace:
java.lang.IndexOutOfBoundsException: Requested more bytes than destination buffer size
	at org.apache.hadoop.fs.FSInputStream.validatePositionedReadArgs(FSInputStream.java:107)
	at org.apache.hadoop.hdfs.DFSInputStream.read(DFSInputStream.java:975)
	at java.io.DataInputStream.read(DataInputStream.java:149)
	at org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.checkFileContent(TestShortCircuitLocalRead.java:157)
	at org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.doTestShortCircuitReadImpl(TestShortCircuitLocalRead.java:286)
	at org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.doTestShortCircuitRead(TestShortCircuitLocalRead.java:241)
	at org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.testSmallFileLocalRead(TestShortCircuitLocalRead.java:308)


FAILED:  org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.testLocalReadLegacy

Error Message:
Requested more bytes than destination buffer size

Stack Trace:
java.lang.IndexOutOfBoundsException: Requested more bytes than destination buffer size
	at org.apache.hadoop.fs.FSInputStream.validatePositionedReadArgs(FSInputStream.java:107)
	at org.apache.hadoop.hdfs.DFSInputStream.read(DFSInputStream.java:975)
	at java.io.DataInputStream.read(DataInputStream.java:149)
	at org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.checkFileContent(TestShortCircuitLocalRead.java:157)
	at org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.doTestShortCircuitReadImpl(TestShortCircuitLocalRead.java:286)
	at org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.doTestShortCircuitReadLegacy(TestShortCircuitLocalRead.java:235)
	at org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.testLocalReadLegacy(TestShortCircuitLocalRead.java:316)


FAILED:  org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.testLocalReadFallback

Error Message:
Requested more bytes than destination buffer size

Stack Trace:
java.lang.IndexOutOfBoundsException: Requested more bytes than destination buffer size
	at org.apache.hadoop.fs.FSInputStream.validatePositionedReadArgs(FSInputStream.java:107)
	at org.apache.hadoop.hdfs.DFSInputStream.read(DFSInputStream.java:975)
	at java.io.DataInputStream.read(DataInputStream.java:149)
	at org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.checkFileContent(TestShortCircuitLocalRead.java:157)
	at org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.doTestShortCircuitReadImpl(TestShortCircuitLocalRead.java:286)
	at org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.doTestShortCircuitReadLegacy(TestShortCircuitLocalRead.java:235)
	at org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.testLocalReadFallback(TestShortCircuitLocalRead.java:327)



Mime
  • Unnamed multipart/mixed (inline, None, 0 bytes)
View raw message