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From Apache Jenkins Server <jenk...@builds.apache.org>
Subject Hadoop-Hdfs-trunk - Build # 3132 - Still Failing
Date Thu, 12 May 2016 15:34:34 GMT
See https://builds.apache.org/job/Hadoop-Hdfs-trunk/3132/

###################################################################################
########################## LAST 60 LINES OF THE CONSOLE ###########################
[...truncated 5912 lines...]
[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 [05:05 min]
[INFO] Apache Hadoop HDFS ................................ FAILURE [  01:05 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 [  0.101 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 01:10 h
[INFO] Finished at: 2016-05-12T15:34:35+00:00
[INFO] Final Memory: 60M/900M
[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
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) ##############################
1 tests failed.
FAILED:  org.apache.hadoop.hdfs.server.datanode.TestFsDatasetCache.testPageRounder

Error Message:
Timed out waiting for condition. Thread diagnostics:
Timestamp: 2016-05-12 02:42:08,190

"VolumeScannerThread(/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/2/dfs/data/data2)" daemon prio=5 tid=100 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at org.apache.hadoop.hdfs.server.datanode.VolumeScanner.run(VolumeScanner.java:613)
"IPC Server handler 4 on 32944" daemon prio=5 tid=46 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"org.apache.hadoop.hdfs.server.namenode.LeaseManager$Monitor@749c2306" daemon prio=5 tid=55 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.namenode.LeaseManager$Monitor.run(LeaseManager.java:339)
        at java.lang.Thread.run(Thread.java:745)
"Thread-86"  prio=5 tid=114 runnable
java.lang.Thread.State: RUNNABLE
        at java.lang.Thread.dumpThreads(Native Method)
        at java.lang.Thread.getAllStackTraces(Thread.java:1640)
        at org.apache.hadoop.test.TimedOutTestsListener.buildThreadDump(TimedOutTestsListener.java:87)
        at org.apache.hadoop.test.TimedOutTestsListener.buildThreadDiagnosticString(TimedOutTestsListener.java:73)
        at org.apache.hadoop.test.GenericTestUtils.waitFor(GenericTestUtils.java:269)
        at org.apache.hadoop.hdfs.DFSTestUtil.verifyExpectedCacheUsage(DFSTestUtil.java:1453)
        at org.apache.hadoop.hdfs.server.datanode.TestFsDatasetCache.testPageRounder(TestFsDatasetCache.java:476)
        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)
"org.apache.hadoop.hdfs.server.blockmanagement.PendingReconstructionBlocks$PendingReconstructionMonitor@53a46a8f" daemon prio=5 tid=39 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.blockmanagement.PendingReconstructionBlocks$PendingReconstructionMonitor.run(PendingReconstructionBlocks.java:223)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 8 on 32944" daemon prio=5 tid=50 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"IPC Server idle connection scanner for port 32944" daemon prio=5 tid=35 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"IPC Server listener on 32944" daemon prio=5 tid=33 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
        at org.apache.hadoop.ipc.Server$Listener.run(Server.java:901)
"IPC Server handler 6 on 32944" daemon prio=5 tid=48 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"pool-2-thread-1"  prio=5 tid=22 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)
"853413050@qtp-1695356235-0" daemon prio=5 tid=67 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:626)
"Timer-4" daemon prio=5 tid=70 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"pool-9-thread-1"  prio=5 tid=83 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 2 on 41476" daemon prio=5 tid=86 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"Timer-5" daemon prio=5 tid=71 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"IPC Server idle connection scanner for port 41476" daemon prio=5 tid=77 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"Timer for 'NameNode' metrics system" daemon prio=5 tid=19 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"org.apache.hadoop.hdfs.server.namenode.FSNamesystem$LazyPersistFileScrubber@3444c36" daemon prio=5 tid=58 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem$LazyPersistFileScrubber.run(FSNamesystem.java:3905)
        at java.lang.Thread.run(Thread.java:745)
"org.apache.hadoop.fs.FileSystem$Statistics$StatisticsDataReferenceCleaner" daemon prio=5 tid=60 in Object.wait()
java.lang.Thread.State: WAITING (on object monitor)
        at java.lang.Object.wait(Native Method)
        at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:135)
        at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:151)
        at org.apache.hadoop.fs.FileSystem$Statistics$StatisticsDataReferenceCleaner.run(FileSystem.java:3231)
        at java.lang.Thread.run(Thread.java:745)
"141209778@qtp-923628031-1 - Acceptor0 SelectChannelConnector@localhost:41197" daemon prio=5 tid=24 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:498)
        at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:192)
        at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124)
        at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:708)
        at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
"org.apache.hadoop.hdfs.server.namenode.FSNamesystem$NameNodeResourceMonitor@4133b793" daemon prio=5 tid=56 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem$NameNodeResourceMonitor.run(FSNamesystem.java:3776)
        at java.lang.Thread.run(Thread.java:745)
"Socket Reader #1 for port 32944"  prio=5 tid=34 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
        at org.apache.hadoop.ipc.Server$Listener$Reader.doRunLoop(Server.java:848)
        at org.apache.hadoop.ipc.Server$Listener$Reader.run(Server.java:827)
"IPC Server handler 9 on 32944" daemon prio=5 tid=51 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"IPC Server handler 0 on 32944" daemon prio=5 tid=42 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"Socket Reader #1 for port 41476"  prio=5 tid=76 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
        at org.apache.hadoop.ipc.Server$Listener$Reader.doRunLoop(Server.java:848)
        at org.apache.hadoop.ipc.Server$Listener$Reader.run(Server.java:827)
"VolumeScannerThread(/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/2/dfs/data/data1)" daemon prio=5 tid=99 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at org.apache.hadoop.hdfs.server.datanode.VolumeScanner.run(VolumeScanner.java:613)
"pool-6-thread-1"  prio=5 tid=66 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)
"nioEventLoopGroup-2-1"  prio=10 tid=73 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:621)
        at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:309)
        at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:703)
        at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:137)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 2 on 32944" daemon prio=5 tid=44 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"Timer-3" daemon prio=5 tid=69 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"java.util.concurrent.ThreadPoolExecutor$Worker@65dda5be[State = -1, empty queue]" daemon prio=5 tid=113 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server listener on 41476" daemon prio=5 tid=75 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
        at org.apache.hadoop.ipc.Server$Listener.run(Server.java:901)
"Finalizer" daemon prio=8 tid=3 in Object.wait()
java.lang.Thread.State: WAITING (on object monitor)
        at java.lang.Object.wait(Native Method)
        at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:135)
        at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:151)
        at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:189)
"IPC Server handler 3 on 32944" daemon prio=5 tid=45 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"org.apache.hadoop.util.JvmPauseMonitor$Monitor@78688290" daemon prio=5 tid=74 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.util.JvmPauseMonitor$Monitor.run(JvmPauseMonitor.java:192)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 1 on 41476" daemon prio=5 tid=85 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"IPC Server handler 9 on 41476" daemon prio=5 tid=93 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"Signal Dispatcher" daemon prio=9 tid=4 runnable
java.lang.Thread.State: RUNNABLE
"IPC Server handler 6 on 41476" daemon prio=5 tid=90 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"Timer-2" daemon prio=5 tid=27 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"IPC Server handler 8 on 41476" daemon prio=5 tid=92 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"ReplicationMonitor" daemon prio=5 tid=28 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor.run(BlockManager.java:4174)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 7 on 32944" daemon prio=5 tid=49 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"Block report processor" daemon prio=5 tid=30 in Object.wait()
java.lang.Thread.State: WAITING (on object monitor)
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
        at java.util.concurrent.ArrayBlockingQueue.take(ArrayBlockingQueue.java:374)
        at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$BlockReportProcessingThread.processQueue(BlockManager.java:4511)
        at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$BlockReportProcessingThread.run(BlockManager.java:4500)
"IPC Server handler 5 on 41476" daemon prio=5 tid=89 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"IPC Server handler 7 on 41476" daemon prio=5 tid=91 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"2082014042@qtp-1695356235-1 - Acceptor0 SelectChannelConnector@localhost:40764" daemon prio=5 tid=68 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:498)
        at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:192)
        at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124)
        at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:708)
        at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
"StorageInfoMonitor" daemon prio=5 tid=29 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$StorageInfoDefragmenter.run(BlockManager.java:4209)
        at java.lang.Thread.run(Thread.java:745)
"client DomainSocketWatcher" daemon prio=5 tid=96 runnable
java.lang.Thread.State: RUNNABLE
        at org.apache.hadoop.net.unix.DomainSocketWatcher.doPoll0(Native Method)
        at org.apache.hadoop.net.unix.DomainSocketWatcher.access$900(DomainSocketWatcher.java:52)
        at org.apache.hadoop.net.unix.DomainSocketWatcher$2.run(DomainSocketWatcher.java:511)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 0 on 41476" daemon prio=5 tid=84 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"IPC Server Responder" daemon prio=5 tid=36 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at org.apache.hadoop.ipc.Server$Responder.doRunLoop(Server.java:1079)
        at org.apache.hadoop.ipc.Server$Responder.run(Server.java:1062)
"pool-4-thread-1"  prio=5 tid=53 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)
"CacheReplicationMonitor(1697303292)"  prio=5 tid=59 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2176)
        at org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor.run(CacheReplicationMonitor.java:182)
"499094800@qtp-923628031-0" daemon prio=5 tid=23 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:626)
"IPC Server Responder" daemon prio=5 tid=78 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at org.apache.hadoop.ipc.Server$Responder.doRunLoop(Server.java:1079)
        at org.apache.hadoop.ipc.Server$Responder.run(Server.java:1062)
"org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl$LazyWriter@77fd070c" daemon prio=5 tid=101 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl$LazyWriter.run(FsDatasetImpl.java:3048)
        at java.lang.Thread.run(Thread.java:745)
"main"  prio=5 tid=1 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.lang.Thread.join(Thread.java:1289)
        at org.junit.internal.runners.statements.FailOnTimeout.evaluateStatement(FailOnTimeout.java:26)
        at org.junit.internal.runners.statements.FailOnTimeout.evaluate(FailOnTimeout.java:17)
        at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
        at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
        at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
        at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
        at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
        at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
        at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
        at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
"Reference Handler" daemon prio=10 tid=2 in Object.wait()
java.lang.Thread.State: WAITING (on object monitor)
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:503)
        at java.lang.ref.Reference$ReferenceHandler.run(Reference.java:133)
"datanode DomainSocketWatcher" daemon prio=5 tid=65 runnable
java.lang.Thread.State: RUNNABLE
        at org.apache.hadoop.net.unix.DomainSocketWatcher.doPoll0(Native Method)
        at org.apache.hadoop.net.unix.DomainSocketWatcher.access$900(DomainSocketWatcher.java:52)
        at org.apache.hadoop.net.unix.DomainSocketWatcher$2.run(DomainSocketWatcher.java:511)
        at java.lang.Thread.run(Thread.java:745)
"org.apache.hadoop.util.JvmPauseMonitor$Monitor@6a039436" daemon prio=5 tid=20 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.util.JvmPauseMonitor$Monitor.run(JvmPauseMonitor.java:192)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 1 on 32944" daemon prio=5 tid=43 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"org.apache.hadoop.hdfs.server.namenode.FSNamesystem$NameNodeEditLogRoller@3e66af6b" daemon prio=5 tid=57 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem$NameNodeEditLogRoller.run(FSNamesystem.java:3818)
        at java.lang.Thread.run(Thread.java:745)
"org.apache.hadoop.hdfs.server.blockmanagement.HeartbeatManager$Monitor@3879e379" daemon prio=5 tid=31 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.blockmanagement.HeartbeatManager$Monitor.run(HeartbeatManager.java:421)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 5 on 32944" daemon prio=5 tid=47 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"Timer-0" daemon prio=5 tid=25 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"DecommissionMonitor-0" daemon prio=5 tid=40 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)
"Timer-1" daemon prio=5 tid=26 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"IPC Server handler 4 on 41476" daemon prio=5 tid=88 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"IPC Server handler 3 on 41476" daemon prio=5 tid=87 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"org.apache.hadoop.hdfs.server.datanode.DataXceiverServer@42fe4b97" daemon prio=5 tid=64 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:241)
        at sun.nio.ch.ServerSocketAdaptor.accept(ServerSocketAdaptor.java:100)
        at org.apache.hadoop.hdfs.net.TcpPeerServer.accept(TcpPeerServer.java:85)
        at org.apache.hadoop.hdfs.server.datanode.DataXceiverServer.run(DataXceiverServer.java:145)
        at java.lang.Thread.run(Thread.java:745)
"AsyncAppender-Dispatcher-Thread-36" daemon prio=5 tid=52 in Object.wait()
java.lang.Thread.State: WAITING (on object monitor)
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:503)
        at org.apache.log4j.AsyncAppender$Dispatcher.run(AsyncAppender.java:548)
        at java.lang.Thread.run(Thread.java:745)
"AsyncAppender-Dispatcher-Thread-59" daemon prio=5 tid=82 in Object.wait()
java.lang.Thread.State: WAITING (on object monitor)
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:503)
        at org.apache.log4j.AsyncAppender$Dispatcher.run(AsyncAppender.java:548)
        at java.lang.Thread.run(Thread.java:745)



Stack Trace:
java.util.concurrent.TimeoutException: Timed out waiting for condition. Thread diagnostics:
Timestamp: 2016-05-12 02:42:08,190

"VolumeScannerThread(/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/2/dfs/data/data2)" daemon prio=5 tid=100 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at org.apache.hadoop.hdfs.server.datanode.VolumeScanner.run(VolumeScanner.java:613)
"IPC Server handler 4 on 32944" daemon prio=5 tid=46 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"org.apache.hadoop.hdfs.server.namenode.LeaseManager$Monitor@749c2306" daemon prio=5 tid=55 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.namenode.LeaseManager$Monitor.run(LeaseManager.java:339)
        at java.lang.Thread.run(Thread.java:745)
"Thread-86"  prio=5 tid=114 runnable
java.lang.Thread.State: RUNNABLE
        at java.lang.Thread.dumpThreads(Native Method)
        at java.lang.Thread.getAllStackTraces(Thread.java:1640)
        at org.apache.hadoop.test.TimedOutTestsListener.buildThreadDump(TimedOutTestsListener.java:87)
        at org.apache.hadoop.test.TimedOutTestsListener.buildThreadDiagnosticString(TimedOutTestsListener.java:73)
        at org.apache.hadoop.test.GenericTestUtils.waitFor(GenericTestUtils.java:269)
        at org.apache.hadoop.hdfs.DFSTestUtil.verifyExpectedCacheUsage(DFSTestUtil.java:1453)
        at org.apache.hadoop.hdfs.server.datanode.TestFsDatasetCache.testPageRounder(TestFsDatasetCache.java:476)
        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)
"org.apache.hadoop.hdfs.server.blockmanagement.PendingReconstructionBlocks$PendingReconstructionMonitor@53a46a8f" daemon prio=5 tid=39 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.blockmanagement.PendingReconstructionBlocks$PendingReconstructionMonitor.run(PendingReconstructionBlocks.java:223)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 8 on 32944" daemon prio=5 tid=50 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"IPC Server idle connection scanner for port 32944" daemon prio=5 tid=35 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"IPC Server listener on 32944" daemon prio=5 tid=33 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
        at org.apache.hadoop.ipc.Server$Listener.run(Server.java:901)
"IPC Server handler 6 on 32944" daemon prio=5 tid=48 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"pool-2-thread-1"  prio=5 tid=22 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)
"853413050@qtp-1695356235-0" daemon prio=5 tid=67 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:626)
"Timer-4" daemon prio=5 tid=70 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"pool-9-thread-1"  prio=5 tid=83 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 2 on 41476" daemon prio=5 tid=86 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"Timer-5" daemon prio=5 tid=71 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"IPC Server idle connection scanner for port 41476" daemon prio=5 tid=77 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"Timer for 'NameNode' metrics system" daemon prio=5 tid=19 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"org.apache.hadoop.hdfs.server.namenode.FSNamesystem$LazyPersistFileScrubber@3444c36" daemon prio=5 tid=58 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem$LazyPersistFileScrubber.run(FSNamesystem.java:3905)
        at java.lang.Thread.run(Thread.java:745)
"org.apache.hadoop.fs.FileSystem$Statistics$StatisticsDataReferenceCleaner" daemon prio=5 tid=60 in Object.wait()
java.lang.Thread.State: WAITING (on object monitor)
        at java.lang.Object.wait(Native Method)
        at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:135)
        at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:151)
        at org.apache.hadoop.fs.FileSystem$Statistics$StatisticsDataReferenceCleaner.run(FileSystem.java:3231)
        at java.lang.Thread.run(Thread.java:745)
"141209778@qtp-923628031-1 - Acceptor0 SelectChannelConnector@localhost:41197" daemon prio=5 tid=24 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:498)
        at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:192)
        at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124)
        at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:708)
        at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
"org.apache.hadoop.hdfs.server.namenode.FSNamesystem$NameNodeResourceMonitor@4133b793" daemon prio=5 tid=56 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem$NameNodeResourceMonitor.run(FSNamesystem.java:3776)
        at java.lang.Thread.run(Thread.java:745)
"Socket Reader #1 for port 32944"  prio=5 tid=34 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
        at org.apache.hadoop.ipc.Server$Listener$Reader.doRunLoop(Server.java:848)
        at org.apache.hadoop.ipc.Server$Listener$Reader.run(Server.java:827)
"IPC Server handler 9 on 32944" daemon prio=5 tid=51 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"IPC Server handler 0 on 32944" daemon prio=5 tid=42 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"Socket Reader #1 for port 41476"  prio=5 tid=76 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
        at org.apache.hadoop.ipc.Server$Listener$Reader.doRunLoop(Server.java:848)
        at org.apache.hadoop.ipc.Server$Listener$Reader.run(Server.java:827)
"VolumeScannerThread(/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/2/dfs/data/data1)" daemon prio=5 tid=99 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at org.apache.hadoop.hdfs.server.datanode.VolumeScanner.run(VolumeScanner.java:613)
"pool-6-thread-1"  prio=5 tid=66 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)
"nioEventLoopGroup-2-1"  prio=10 tid=73 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:621)
        at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:309)
        at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:703)
        at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:137)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 2 on 32944" daemon prio=5 tid=44 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"Timer-3" daemon prio=5 tid=69 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"java.util.concurrent.ThreadPoolExecutor$Worker@65dda5be[State = -1, empty queue]" daemon prio=5 tid=113 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server listener on 41476" daemon prio=5 tid=75 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:102)
        at org.apache.hadoop.ipc.Server$Listener.run(Server.java:901)
"Finalizer" daemon prio=8 tid=3 in Object.wait()
java.lang.Thread.State: WAITING (on object monitor)
        at java.lang.Object.wait(Native Method)
        at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:135)
        at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:151)
        at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:189)
"IPC Server handler 3 on 32944" daemon prio=5 tid=45 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"org.apache.hadoop.util.JvmPauseMonitor$Monitor@78688290" daemon prio=5 tid=74 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.util.JvmPauseMonitor$Monitor.run(JvmPauseMonitor.java:192)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 1 on 41476" daemon prio=5 tid=85 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"IPC Server handler 9 on 41476" daemon prio=5 tid=93 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"Signal Dispatcher" daemon prio=9 tid=4 runnable
java.lang.Thread.State: RUNNABLE
"IPC Server handler 6 on 41476" daemon prio=5 tid=90 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"Timer-2" daemon prio=5 tid=27 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"IPC Server handler 8 on 41476" daemon prio=5 tid=92 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"ReplicationMonitor" daemon prio=5 tid=28 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor.run(BlockManager.java:4174)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 7 on 32944" daemon prio=5 tid=49 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"Block report processor" daemon prio=5 tid=30 in Object.wait()
java.lang.Thread.State: WAITING (on object monitor)
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
        at java.util.concurrent.ArrayBlockingQueue.take(ArrayBlockingQueue.java:374)
        at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$BlockReportProcessingThread.processQueue(BlockManager.java:4511)
        at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$BlockReportProcessingThread.run(BlockManager.java:4500)
"IPC Server handler 5 on 41476" daemon prio=5 tid=89 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"IPC Server handler 7 on 41476" daemon prio=5 tid=91 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"2082014042@qtp-1695356235-1 - Acceptor0 SelectChannelConnector@localhost:40764" daemon prio=5 tid=68 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:498)
        at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:192)
        at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124)
        at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:708)
        at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
"StorageInfoMonitor" daemon prio=5 tid=29 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$StorageInfoDefragmenter.run(BlockManager.java:4209)
        at java.lang.Thread.run(Thread.java:745)
"client DomainSocketWatcher" daemon prio=5 tid=96 runnable
java.lang.Thread.State: RUNNABLE
        at org.apache.hadoop.net.unix.DomainSocketWatcher.doPoll0(Native Method)
        at org.apache.hadoop.net.unix.DomainSocketWatcher.access$900(DomainSocketWatcher.java:52)
        at org.apache.hadoop.net.unix.DomainSocketWatcher$2.run(DomainSocketWatcher.java:511)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 0 on 41476" daemon prio=5 tid=84 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"IPC Server Responder" daemon prio=5 tid=36 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at org.apache.hadoop.ipc.Server$Responder.doRunLoop(Server.java:1079)
        at org.apache.hadoop.ipc.Server$Responder.run(Server.java:1062)
"pool-4-thread-1"  prio=5 tid=53 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)
"CacheReplicationMonitor(1697303292)"  prio=5 tid=59 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2176)
        at org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor.run(CacheReplicationMonitor.java:182)
"499094800@qtp-923628031-0" daemon prio=5 tid=23 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:626)
"IPC Server Responder" daemon prio=5 tid=78 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:79)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:87)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:98)
        at org.apache.hadoop.ipc.Server$Responder.doRunLoop(Server.java:1079)
        at org.apache.hadoop.ipc.Server$Responder.run(Server.java:1062)
"org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl$LazyWriter@77fd070c" daemon prio=5 tid=101 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl$LazyWriter.run(FsDatasetImpl.java:3048)
        at java.lang.Thread.run(Thread.java:745)
"main"  prio=5 tid=1 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.lang.Thread.join(Thread.java:1289)
        at org.junit.internal.runners.statements.FailOnTimeout.evaluateStatement(FailOnTimeout.java:26)
        at org.junit.internal.runners.statements.FailOnTimeout.evaluate(FailOnTimeout.java:17)
        at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
        at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
        at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
        at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
        at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
        at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
        at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
        at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
"Reference Handler" daemon prio=10 tid=2 in Object.wait()
java.lang.Thread.State: WAITING (on object monitor)
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:503)
        at java.lang.ref.Reference$ReferenceHandler.run(Reference.java:133)
"datanode DomainSocketWatcher" daemon prio=5 tid=65 runnable
java.lang.Thread.State: RUNNABLE
        at org.apache.hadoop.net.unix.DomainSocketWatcher.doPoll0(Native Method)
        at org.apache.hadoop.net.unix.DomainSocketWatcher.access$900(DomainSocketWatcher.java:52)
        at org.apache.hadoop.net.unix.DomainSocketWatcher$2.run(DomainSocketWatcher.java:511)
        at java.lang.Thread.run(Thread.java:745)
"org.apache.hadoop.util.JvmPauseMonitor$Monitor@6a039436" daemon prio=5 tid=20 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.util.JvmPauseMonitor$Monitor.run(JvmPauseMonitor.java:192)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 1 on 32944" daemon prio=5 tid=43 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"org.apache.hadoop.hdfs.server.namenode.FSNamesystem$NameNodeEditLogRoller@3e66af6b" daemon prio=5 tid=57 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem$NameNodeEditLogRoller.run(FSNamesystem.java:3818)
        at java.lang.Thread.run(Thread.java:745)
"org.apache.hadoop.hdfs.server.blockmanagement.HeartbeatManager$Monitor@3879e379" daemon prio=5 tid=31 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Thread.sleep(Native Method)
        at org.apache.hadoop.hdfs.server.blockmanagement.HeartbeatManager$Monitor.run(HeartbeatManager.java:421)
        at java.lang.Thread.run(Thread.java:745)
"IPC Server handler 5 on 32944" daemon prio=5 tid=47 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"Timer-0" daemon prio=5 tid=25 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"DecommissionMonitor-0" daemon prio=5 tid=40 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)
"Timer-1" daemon prio=5 tid=26 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at java.lang.Object.wait(Native Method)
        at java.util.TimerThread.mainLoop(Timer.java:552)
        at java.util.TimerThread.run(Timer.java:505)
"IPC Server handler 4 on 41476" daemon prio=5 tid=88 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"IPC Server handler 3 on 41476" daemon prio=5 tid=87 timed_waiting
java.lang.Thread.State: TIMED_WAITING
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
        at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:467)
        at org.apache.hadoop.ipc.CallQueueManager.take(CallQueueManager.java:218)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2387)
"org.apache.hadoop.hdfs.server.datanode.DataXceiverServer@42fe4b97" daemon prio=5 tid=64 runnable
java.lang.Thread.State: RUNNABLE
        at sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:241)
        at sun.nio.ch.ServerSocketAdaptor.accept(ServerSocketAdaptor.java:100)
        at org.apache.hadoop.hdfs.net.TcpPeerServer.accept(TcpPeerServer.java:85)
        at org.apache.hadoop.hdfs.server.datanode.DataXceiverServer.run(DataXceiverServer.java:145)
        at java.lang.Thread.run(Thread.java:745)
"AsyncAppender-Dispatcher-Thread-36" daemon prio=5 tid=52 in Object.wait()
java.lang.Thread.State: WAITING (on object monitor)
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:503)
        at org.apache.log4j.AsyncAppender$Dispatcher.run(AsyncAppender.java:548)
        at java.lang.Thread.run(Thread.java:745)
"AsyncAppender-Dispatcher-Thread-59" daemon prio=5 tid=82 in Object.wait()
java.lang.Thread.State: WAITING (on object monitor)
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:503)
        at org.apache.log4j.AsyncAppender$Dispatcher.run(AsyncAppender.java:548)
        at java.lang.Thread.run(Thread.java:745)


	at org.apache.hadoop.test.GenericTestUtils.waitFor(GenericTestUtils.java:269)
	at org.apache.hadoop.hdfs.DFSTestUtil.verifyExpectedCacheUsage(DFSTestUtil.java:1453)
	at org.apache.hadoop.hdfs.server.datanode.TestFsDatasetCache.testPageRounder(TestFsDatasetCache.java:476)




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