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From Apache Jenkins Server <jenk...@builds.apache.org>
Subject Hadoop-Hdfs-trunk - Build # 2115 - Failure
Date Mon, 04 May 2015 14:21:12 GMT
See https://builds.apache.org/job/Hadoop-Hdfs-trunk/2115/

###################################################################################
########################## LAST 60 LINES OF THE CONSOLE ###########################
[...truncated 7114 lines...]
[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:3.4: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 [ 43.665 s]
[INFO] Apache Hadoop HDFS ................................ FAILURE [  02:45 h]
[INFO] Apache Hadoop HttpFS .............................. SKIPPED
[INFO] Apache Hadoop HDFS BookKeeper Journal ............. SKIPPED
[INFO] Apache Hadoop HDFS-NFS ............................ SKIPPED
[INFO] Apache Hadoop HDFS Project ........................ SUCCESS [  0.052 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 02:46 h
[INFO] Finished at: 2015-05-04T14:20:39+00:00
[INFO] Final Memory: 56M/784M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.17:test (default-test)
on project hadoop-hdfs: There are test failures.
[ERROR] 
[ERROR] Please refer to /home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/surefire-reports
for the individual test results.
[ERROR] -> [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
Sending artifact delta relative to Hadoop-Hdfs-trunk #2114
Archived 1 artifacts
Archive block size is 32768
Received 0 blocks and 318914 bytes
Compression is 0.0%
Took 21 sec
Recording test results
Updating MAPREDUCE-6349
Updating HADOOP-11328
Updating MAPREDUCE-5905
Updating HADOOP-9658
Sending e-mails to: hdfs-dev@hadoop.apache.org
Email was triggered for: Failure
Sending email for trigger: Failure



###################################################################################
############################## FAILED TESTS (if any) ##############################
12 tests failed.
REGRESSION:  org.apache.hadoop.hdfs.server.blockmanagement.TestDatanodeManager.testgoodScript

Error Message:
org.xml.sax.SAXParseException; systemId: jar:file:/home/jenkins/.m2/repository/org/apache/hadoop/hadoop-common/3.0.0-SNAPSHOT/hadoop-common-3.0.0-SNAPSHOT.jar!/core-default.xml;
lineNumber: 1; columnNumber: 1; Invalid byte 1 of 1-byte UTF-8 sequence.

Stack Trace:
java.lang.RuntimeException: org.xml.sax.SAXParseException; systemId: jar:file:/home/jenkins/.m2/repository/org/apache/hadoop/hadoop-common/3.0.0-SNAPSHOT/hadoop-common-3.0.0-SNAPSHOT.jar!/core-default.xml;
lineNumber: 1; columnNumber: 1; Invalid byte 1 of 1-byte UTF-8 sequence.
	at org.apache.xerces.impl.io.UTF8Reader.invalidByte(Unknown Source)
	at org.apache.xerces.impl.io.UTF8Reader.read(Unknown Source)
	at org.apache.xerces.impl.XMLEntityScanner.load(Unknown Source)
	at org.apache.xerces.impl.XMLEntityScanner.skipString(Unknown Source)
	at org.apache.xerces.impl.XMLVersionDetector.determineDocVersion(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
	at org.apache.xerces.parsers.DOMParser.parse(Unknown Source)
	at org.apache.xerces.jaxp.DocumentBuilderImpl.parse(Unknown Source)
	at javax.xml.parsers.DocumentBuilder.parse(DocumentBuilder.java:150)
	at org.apache.hadoop.conf.Configuration.parse(Configuration.java:2546)
	at org.apache.hadoop.conf.Configuration.parse(Configuration.java:2534)
	at org.apache.hadoop.conf.Configuration.loadResource(Configuration.java:2605)
	at org.apache.hadoop.conf.Configuration.loadResources(Configuration.java:2558)
	at org.apache.hadoop.conf.Configuration.getProps(Configuration.java:2469)
	at org.apache.hadoop.conf.Configuration.set(Configuration.java:1205)
	at org.apache.hadoop.conf.Configuration.set(Configuration.java:1177)
	at org.apache.hadoop.hdfs.server.blockmanagement.TestDatanodeManager.HelperFunction(TestDatanodeManager.java:281)
	at org.apache.hadoop.hdfs.server.blockmanagement.TestDatanodeManager.testgoodScript(TestDatanodeManager.java:245)


REGRESSION:  org.apache.hadoop.hdfs.server.blockmanagement.TestDatanodeManager.testRejectUnresolvedDatanodes

Error Message:
org.xml.sax.SAXParseException; systemId: jar:file:/home/jenkins/.m2/repository/org/apache/hadoop/hadoop-common/3.0.0-SNAPSHOT/hadoop-common-3.0.0-SNAPSHOT.jar!/core-default.xml;
lineNumber: 1; columnNumber: 1; Invalid byte 1 of 1-byte UTF-8 sequence.

Stack Trace:
java.lang.RuntimeException: org.xml.sax.SAXParseException; systemId: jar:file:/home/jenkins/.m2/repository/org/apache/hadoop/hadoop-common/3.0.0-SNAPSHOT/hadoop-common-3.0.0-SNAPSHOT.jar!/core-default.xml;
lineNumber: 1; columnNumber: 1; Invalid byte 1 of 1-byte UTF-8 sequence.
	at org.apache.xerces.impl.io.UTF8Reader.invalidByte(Unknown Source)
	at org.apache.xerces.impl.io.UTF8Reader.read(Unknown Source)
	at org.apache.xerces.impl.XMLEntityScanner.load(Unknown Source)
	at org.apache.xerces.impl.XMLEntityScanner.skipString(Unknown Source)
	at org.apache.xerces.impl.XMLVersionDetector.determineDocVersion(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
	at org.apache.xerces.parsers.DOMParser.parse(Unknown Source)
	at org.apache.xerces.jaxp.DocumentBuilderImpl.parse(Unknown Source)
	at javax.xml.parsers.DocumentBuilder.parse(DocumentBuilder.java:150)
	at org.apache.hadoop.conf.Configuration.parse(Configuration.java:2546)
	at org.apache.hadoop.conf.Configuration.parse(Configuration.java:2534)
	at org.apache.hadoop.conf.Configuration.loadResource(Configuration.java:2605)
	at org.apache.hadoop.conf.Configuration.loadResources(Configuration.java:2558)
	at org.apache.hadoop.conf.Configuration.getProps(Configuration.java:2469)
	at org.apache.hadoop.conf.Configuration.set(Configuration.java:1205)
	at org.apache.hadoop.conf.Configuration.set(Configuration.java:1177)
	at org.apache.hadoop.conf.Configuration.setBoolean(Configuration.java:1513)
	at org.apache.hadoop.hdfs.server.blockmanagement.TestDatanodeManager.testRejectUnresolvedDatanodes(TestDatanodeManager.java:177)


REGRESSION:  org.apache.hadoop.hdfs.server.blockmanagement.TestDatanodeManager.testSortLocatedBlocks

Error Message:
java.lang.RuntimeException: org.xml.sax.SAXParseException; systemId: jar:file:/home/jenkins/.m2/repository/org/apache/hadoop/hadoop-common/3.0.0-SNAPSHOT/hadoop-common-3.0.0-SNAPSHOT.jar!/core-default.xml;
lineNumber: 1; columnNumber: 1; Invalid byte 1 of 1-byte UTF-8 sequence.

Stack Trace:
java.lang.RuntimeException: java.lang.RuntimeException: org.xml.sax.SAXParseException; systemId:
jar:file:/home/jenkins/.m2/repository/org/apache/hadoop/hadoop-common/3.0.0-SNAPSHOT/hadoop-common-3.0.0-SNAPSHOT.jar!/core-default.xml;
lineNumber: 1; columnNumber: 1; Invalid byte 1 of 1-byte UTF-8 sequence.
	at org.apache.xerces.impl.io.UTF8Reader.invalidByte(Unknown Source)
	at org.apache.xerces.impl.io.UTF8Reader.read(Unknown Source)
	at org.apache.xerces.impl.XMLEntityScanner.load(Unknown Source)
	at org.apache.xerces.impl.XMLEntityScanner.skipString(Unknown Source)
	at org.apache.xerces.impl.XMLVersionDetector.determineDocVersion(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
	at org.apache.xerces.parsers.DOMParser.parse(Unknown Source)
	at org.apache.xerces.jaxp.DocumentBuilderImpl.parse(Unknown Source)
	at javax.xml.parsers.DocumentBuilder.parse(DocumentBuilder.java:150)
	at org.apache.hadoop.conf.Configuration.parse(Configuration.java:2546)
	at org.apache.hadoop.conf.Configuration.parse(Configuration.java:2534)
	at org.apache.hadoop.conf.Configuration.loadResource(Configuration.java:2605)
	at org.apache.hadoop.conf.Configuration.loadResources(Configuration.java:2558)
	at org.apache.hadoop.conf.Configuration.getProps(Configuration.java:2469)
	at org.apache.hadoop.conf.Configuration.get(Configuration.java:1043)
	at org.apache.hadoop.conf.Configuration.getTrimmed(Configuration.java:1093)
	at org.apache.hadoop.conf.Configuration.getClass(Configuration.java:2253)
	at org.apache.hadoop.conf.Configuration.getClass(Configuration.java:2283)
	at org.apache.hadoop.net.NetworkTopology.getInstance(NetworkTopology.java:73)
	at org.apache.hadoop.hdfs.server.blockmanagement.DatanodeManager.<init>(DatanodeManager.java:182)
	at org.apache.hadoop.hdfs.server.blockmanagement.TestDatanodeManager.HelperFunction(TestDatanodeManager.java:284)
	at org.apache.hadoop.hdfs.server.blockmanagement.TestDatanodeManager.testSortLocatedBlocks(TestDatanodeManager.java:233)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateFailure

Error Message:
Failed to replace a bad datanode on the existing pipeline due to no more good datanodes being
available to try. (Nodes: current=[DatanodeInfoWithStorage[127.0.0.1:51491,DS-2946ee70-e50a-4a9d-a1ed-d0af54a2abd6,DISK],
DatanodeInfoWithStorage[127.0.0.1:39132,DS-7fe8c322-2e64-4c24-827d-382050d2410a,DISK]], original=[DatanodeInfoWithStorage[127.0.0.1:51491,DS-2946ee70-e50a-4a9d-a1ed-d0af54a2abd6,DISK],
DatanodeInfoWithStorage[127.0.0.1:39132,DS-7fe8c322-2e64-4c24-827d-382050d2410a,DISK]]). The
current failed datanode replacement policy is DEFAULT, and a client may configure this via
'dfs.client.block.write.replace-datanode-on-failure.policy' in its configuration.

Stack Trace:
java.io.IOException: Failed to replace a bad datanode on the existing pipeline due to no more
good datanodes being available to try. (Nodes: current=[DatanodeInfoWithStorage[127.0.0.1:51491,DS-2946ee70-e50a-4a9d-a1ed-d0af54a2abd6,DISK],
DatanodeInfoWithStorage[127.0.0.1:39132,DS-7fe8c322-2e64-4c24-827d-382050d2410a,DISK]], original=[DatanodeInfoWithStorage[127.0.0.1:51491,DS-2946ee70-e50a-4a9d-a1ed-d0af54a2abd6,DISK],
DatanodeInfoWithStorage[127.0.0.1:39132,DS-7fe8c322-2e64-4c24-827d-382050d2410a,DISK]]). The
current failed datanode replacement policy is DEFAULT, and a client may configure this via
'dfs.client.block.write.replace-datanode-on-failure.policy' in its configuration.
	at org.apache.hadoop.hdfs.DataStreamer.findNewDatanode(DataStreamer.java:1055)
	at org.apache.hadoop.hdfs.DataStreamer.addDatanode2ExistingPipeline(DataStreamer.java:1121)
	at org.apache.hadoop.hdfs.DataStreamer.setupPipelineForAppendOrRecovery(DataStreamer.java:1268)
	at org.apache.hadoop.hdfs.DataStreamer.run(DataStreamer.java:463)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testSnapshotWithAppendTruncate

Error Message:
Failed to replace a bad datanode on the existing pipeline due to no more good datanodes being
available to try. (Nodes: current=[DatanodeInfoWithStorage[127.0.0.1:51491,DS-2946ee70-e50a-4a9d-a1ed-d0af54a2abd6,DISK],
DatanodeInfoWithStorage[127.0.0.1:39132,DS-7fe8c322-2e64-4c24-827d-382050d2410a,DISK]], original=[DatanodeInfoWithStorage[127.0.0.1:51491,DS-2946ee70-e50a-4a9d-a1ed-d0af54a2abd6,DISK],
DatanodeInfoWithStorage[127.0.0.1:39132,DS-7fe8c322-2e64-4c24-827d-382050d2410a,DISK]]). The
current failed datanode replacement policy is DEFAULT, and a client may configure this via
'dfs.client.block.write.replace-datanode-on-failure.policy' in its configuration.

Stack Trace:
java.io.IOException: Failed to replace a bad datanode on the existing pipeline due to no more
good datanodes being available to try. (Nodes: current=[DatanodeInfoWithStorage[127.0.0.1:51491,DS-2946ee70-e50a-4a9d-a1ed-d0af54a2abd6,DISK],
DatanodeInfoWithStorage[127.0.0.1:39132,DS-7fe8c322-2e64-4c24-827d-382050d2410a,DISK]], original=[DatanodeInfoWithStorage[127.0.0.1:51491,DS-2946ee70-e50a-4a9d-a1ed-d0af54a2abd6,DISK],
DatanodeInfoWithStorage[127.0.0.1:39132,DS-7fe8c322-2e64-4c24-827d-382050d2410a,DISK]]). The
current failed datanode replacement policy is DEFAULT, and a client may configure this via
'dfs.client.block.write.replace-datanode-on-failure.policy' in its configuration.
	at org.apache.hadoop.hdfs.DataStreamer.findNewDatanode(DataStreamer.java:1055)
	at org.apache.hadoop.hdfs.DataStreamer.addDatanode2ExistingPipeline(DataStreamer.java:1121)
	at org.apache.hadoop.hdfs.DataStreamer.setupPipelineForAppendOrRecovery(DataStreamer.java:1268)
	at org.apache.hadoop.hdfs.DataStreamer.run(DataStreamer.java:463)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testCopyOnTruncateWithDataNodesRestart

Error Message:
Failed to add snapshot: there is already a snapshot with the same name "ss0".
 at org.apache.hadoop.hdfs.server.namenode.snapshot.DirectorySnapshottableFeature.addSnapshot(DirectorySnapshottableFeature.java:181)
 at org.apache.hadoop.hdfs.server.namenode.INodeDirectory.addSnapshot(INodeDirectory.java:264)
 at org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotManager.createSnapshot(SnapshotManager.java:219)
 at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.createSnapshot(FSDirSnapshotOp.java:100)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.createSnapshot(FSNamesystem.java:7358)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.createSnapshot(NameNodeRpcServer.java:1571)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.createSnapshot(ClientNamenodeProtocolServerSideTranslatorPB.java:1060)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:976)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2174)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2170)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2168)


Stack Trace:
org.apache.hadoop.hdfs.protocol.SnapshotException: Failed to add snapshot: there is already
a snapshot with the same name "ss0".
	at org.apache.hadoop.hdfs.server.namenode.snapshot.DirectorySnapshottableFeature.addSnapshot(DirectorySnapshottableFeature.java:181)
	at org.apache.hadoop.hdfs.server.namenode.INodeDirectory.addSnapshot(INodeDirectory.java:264)
	at org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotManager.createSnapshot(SnapshotManager.java:219)
	at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.createSnapshot(FSDirSnapshotOp.java:100)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.createSnapshot(FSNamesystem.java:7358)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.createSnapshot(NameNodeRpcServer.java:1571)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.createSnapshot(ClientNamenodeProtocolServerSideTranslatorPB.java:1060)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:976)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2174)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2170)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2168)

	at org.apache.hadoop.ipc.Client.call(Client.java:1492)
	at org.apache.hadoop.ipc.Client.call(Client.java:1423)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229)
	at com.sun.proxy.$Proxy21.createSnapshot(Unknown Source)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.createSnapshot(ClientNamenodeProtocolTranslatorPB.java:1029)
	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:186)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:101)
	at com.sun.proxy.$Proxy22.createSnapshot(Unknown Source)
	at org.apache.hadoop.hdfs.DFSClient.createSnapshot(DFSClient.java:2270)
	at org.apache.hadoop.hdfs.DistributedFileSystem$33.doCall(DistributedFileSystem.java:1624)
	at org.apache.hadoop.hdfs.DistributedFileSystem$33.doCall(DistributedFileSystem.java:1620)
	at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
	at org.apache.hadoop.hdfs.DistributedFileSystem.createSnapshot(DistributedFileSystem.java:1620)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testCopyOnTruncateWithDataNodesRestart(TestFileTruncate.java:728)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testSnapshotWithTruncates

Error Message:

Expected: is <36L>
     but: was <120L>

Stack Trace:
java.lang.AssertionError: 
Expected: is <36L>
     but: was <120L>
	at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:20)
	at org.junit.Assert.assertThat(Assert.java:865)
	at org.junit.Assert.assertThat(Assert.java:832)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testSnapshotWithTruncates(TestFileTruncate.java:440)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testSnapshotWithTruncates(TestFileTruncate.java:415)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateRecovery

Error Message:
Failed to add snapshot: there is already a snapshot with the same name "ss0".
 at org.apache.hadoop.hdfs.server.namenode.snapshot.DirectorySnapshottableFeature.addSnapshot(DirectorySnapshottableFeature.java:181)
 at org.apache.hadoop.hdfs.server.namenode.INodeDirectory.addSnapshot(INodeDirectory.java:264)
 at org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotManager.createSnapshot(SnapshotManager.java:219)
 at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.createSnapshot(FSDirSnapshotOp.java:100)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.createSnapshot(FSNamesystem.java:7358)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.createSnapshot(NameNodeRpcServer.java:1571)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.createSnapshot(ClientNamenodeProtocolServerSideTranslatorPB.java:1060)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:976)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2174)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2170)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2168)


Stack Trace:
org.apache.hadoop.hdfs.protocol.SnapshotException: Failed to add snapshot: there is already
a snapshot with the same name "ss0".
	at org.apache.hadoop.hdfs.server.namenode.snapshot.DirectorySnapshottableFeature.addSnapshot(DirectorySnapshottableFeature.java:181)
	at org.apache.hadoop.hdfs.server.namenode.INodeDirectory.addSnapshot(INodeDirectory.java:264)
	at org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotManager.createSnapshot(SnapshotManager.java:219)
	at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.createSnapshot(FSDirSnapshotOp.java:100)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.createSnapshot(FSNamesystem.java:7358)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.createSnapshot(NameNodeRpcServer.java:1571)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.createSnapshot(ClientNamenodeProtocolServerSideTranslatorPB.java:1060)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:976)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2174)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2170)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2168)

	at org.apache.hadoop.ipc.Client.call(Client.java:1492)
	at org.apache.hadoop.ipc.Client.call(Client.java:1423)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229)
	at com.sun.proxy.$Proxy21.createSnapshot(Unknown Source)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.createSnapshot(ClientNamenodeProtocolTranslatorPB.java:1029)
	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:186)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:101)
	at com.sun.proxy.$Proxy22.createSnapshot(Unknown Source)
	at org.apache.hadoop.hdfs.DFSClient.createSnapshot(DFSClient.java:2270)
	at org.apache.hadoop.hdfs.DistributedFileSystem$33.doCall(DistributedFileSystem.java:1624)
	at org.apache.hadoop.hdfs.DistributedFileSystem$33.doCall(DistributedFileSystem.java:1620)
	at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
	at org.apache.hadoop.hdfs.DistributedFileSystem.createSnapshot(DistributedFileSystem.java:1620)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateRecovery(TestFileTruncate.java:1034)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateShellCommandOnBlockBoundary

Error Message:
The directory /test cannot be deleted since /test is snapshottable and already has snapshots
 at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.checkSnapshot(FSDirSnapshotOp.java:224)
 at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:55)
 at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.deleteInternal(FSDirDeleteOp.java:169)
 at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:100)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.delete(FSNamesystem.java:3713)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.delete(NameNodeRpcServer.java:954)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.delete(ClientNamenodeProtocolServerSideTranslatorPB.java:608)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:976)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2174)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2170)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2168)


Stack Trace:
org.apache.hadoop.ipc.RemoteException: The directory /test cannot be deleted since /test is
snapshottable and already has snapshots
	at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.checkSnapshot(FSDirSnapshotOp.java:224)
	at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:55)
	at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.deleteInternal(FSDirDeleteOp.java:169)
	at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:100)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.delete(FSNamesystem.java:3713)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.delete(NameNodeRpcServer.java:954)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.delete(ClientNamenodeProtocolServerSideTranslatorPB.java:608)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:976)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2174)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2170)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2168)

	at org.apache.hadoop.ipc.Client.call(Client.java:1492)
	at org.apache.hadoop.ipc.Client.call(Client.java:1423)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229)
	at com.sun.proxy.$Proxy21.delete(Unknown Source)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.delete(ClientNamenodeProtocolTranslatorPB.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 org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:186)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:101)
	at com.sun.proxy.$Proxy22.delete(Unknown Source)
	at org.apache.hadoop.hdfs.DFSClient.delete(DFSClient.java:1699)
	at org.apache.hadoop.hdfs.DistributedFileSystem$14.doCall(DistributedFileSystem.java:709)
	at org.apache.hadoop.hdfs.DistributedFileSystem$14.doCall(DistributedFileSystem.java:705)
	at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
	at org.apache.hadoop.hdfs.DistributedFileSystem.delete(DistributedFileSystem.java:705)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateShellCommandOnBlockBoundary(TestFileTruncate.java:1098)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateWithDataNodesRestartImmediately

Error Message:
The directory /test cannot be deleted since /test is snapshottable and already has snapshots
 at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.checkSnapshot(FSDirSnapshotOp.java:224)
 at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:55)
 at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.deleteInternal(FSDirDeleteOp.java:169)
 at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:100)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.delete(FSNamesystem.java:3713)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.delete(NameNodeRpcServer.java:954)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.delete(ClientNamenodeProtocolServerSideTranslatorPB.java:608)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:976)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2174)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2170)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2168)


Stack Trace:
org.apache.hadoop.ipc.RemoteException: The directory /test cannot be deleted since /test is
snapshottable and already has snapshots
	at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.checkSnapshot(FSDirSnapshotOp.java:224)
	at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:55)
	at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.deleteInternal(FSDirDeleteOp.java:169)
	at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:100)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.delete(FSNamesystem.java:3713)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.delete(NameNodeRpcServer.java:954)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.delete(ClientNamenodeProtocolServerSideTranslatorPB.java:608)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:976)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2174)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2170)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2168)

	at org.apache.hadoop.ipc.Client.call(Client.java:1492)
	at org.apache.hadoop.ipc.Client.call(Client.java:1423)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229)
	at com.sun.proxy.$Proxy21.delete(Unknown Source)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.delete(ClientNamenodeProtocolTranslatorPB.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 org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:186)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:101)
	at com.sun.proxy.$Proxy22.delete(Unknown Source)
	at org.apache.hadoop.hdfs.DFSClient.delete(DFSClient.java:1699)
	at org.apache.hadoop.hdfs.DistributedFileSystem$14.doCall(DistributedFileSystem.java:709)
	at org.apache.hadoop.hdfs.DistributedFileSystem$14.doCall(DistributedFileSystem.java:705)
	at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
	at org.apache.hadoop.hdfs.DistributedFileSystem.delete(DistributedFileSystem.java:705)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateWithDataNodesRestartImmediately(TestFileTruncate.java:831)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncate4Symlink

Error Message:
Bad disk space usage expected:<189> but was:<12>

Stack Trace:
java.lang.AssertionError: Bad disk space usage expected:<189> but was:<12>
	at org.junit.Assert.fail(Assert.java:88)
	at org.junit.Assert.failNotEquals(Assert.java:743)
	at org.junit.Assert.assertEquals(Assert.java:118)
	at org.junit.Assert.assertEquals(Assert.java:555)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncate4Symlink(TestFileTruncate.java:1157)


REGRESSION:  org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateWithDataNodesRestart

Error Message:
The directory /test cannot be deleted since /test is snapshottable and already has snapshots
 at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.checkSnapshot(FSDirSnapshotOp.java:224)
 at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:55)
 at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.deleteInternal(FSDirDeleteOp.java:169)
 at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:100)
 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.delete(FSNamesystem.java:3713)
 at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.delete(NameNodeRpcServer.java:954)
 at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.delete(ClientNamenodeProtocolServerSideTranslatorPB.java:608)
 at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
 at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
 at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:976)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2174)
 at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2170)
 at java.security.AccessController.doPrivileged(Native Method)
 at javax.security.auth.Subject.doAs(Subject.java:415)
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
 at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2168)


Stack Trace:
org.apache.hadoop.ipc.RemoteException: The directory /test cannot be deleted since /test is
snapshottable and already has snapshots
	at org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.checkSnapshot(FSDirSnapshotOp.java:224)
	at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:55)
	at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.deleteInternal(FSDirDeleteOp.java:169)
	at org.apache.hadoop.hdfs.server.namenode.FSDirDeleteOp.delete(FSDirDeleteOp.java:100)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.delete(FSNamesystem.java:3713)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.delete(NameNodeRpcServer.java:954)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.delete(ClientNamenodeProtocolServerSideTranslatorPB.java:608)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:636)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:976)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2174)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2170)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1669)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2168)

	at org.apache.hadoop.ipc.Client.call(Client.java:1492)
	at org.apache.hadoop.ipc.Client.call(Client.java:1423)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229)
	at com.sun.proxy.$Proxy21.delete(Unknown Source)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.delete(ClientNamenodeProtocolTranslatorPB.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 org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:186)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:101)
	at com.sun.proxy.$Proxy22.delete(Unknown Source)
	at org.apache.hadoop.hdfs.DFSClient.delete(DFSClient.java:1699)
	at org.apache.hadoop.hdfs.DistributedFileSystem$14.doCall(DistributedFileSystem.java:709)
	at org.apache.hadoop.hdfs.DistributedFileSystem$14.doCall(DistributedFileSystem.java:705)
	at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
	at org.apache.hadoop.hdfs.DistributedFileSystem.delete(DistributedFileSystem.java:705)
	at org.apache.hadoop.hdfs.server.namenode.TestFileTruncate.testTruncateWithDataNodesRestart(TestFileTruncate.java:711)



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