Bibin A Chundatt created MAPREDUCE-6492:
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Summary: AsyncDispatcher exit with NPE on
TaskAttemptImpl#sendJHStartEventForAssignedFailTask
Key: MAPREDUCE-6492
URL: https://issues.apache.org/jira/browse/MAPREDUCE-6492
Project: Hadoop Map/Reduce
Issue Type: Bug
Reporter: Bibin A Chundatt
Assignee: Bibin A Chundatt
For {{TaskAttemptImpl#DeallocateContainerTransition}}
{{sendJHStartEventForAssignedFailTask}} is send for
TaskAttemptStateInternal.UNASSIGNED also .
Causing NPE on {{taskAttempt.container.getNodeHttpAddress()}}
{noformat}
2015-09-28 18:01:48,656 FATAL [AsyncDispatcher event handler]
org.apache.hadoop.yarn.event.AsyncDispatcher: Error in dispatcher thread
java.lang.NullPointerException
at
org.apache.hadoop.mapreduce.v2.app.job.impl.TaskAttemptImpl.sendJHStartEventForAssignedFailTask(TaskAttemptImpl.java:1494)
at
org.apache.hadoop.mapreduce.v2.app.job.impl.TaskAttemptImpl.access$2900(TaskAttemptImpl.java:147)
at
org.apache.hadoop.mapreduce.v2.app.job.impl.TaskAttemptImpl$DeallocateContainerTransition.transition(TaskAttemptImpl.java:1700)
at
org.apache.hadoop.mapreduce.v2.app.job.impl.TaskAttemptImpl$DeallocateContainerTransition.transition(TaskAttemptImpl.java:1686)
at
org.apache.hadoop.yarn.state.StateMachineFactory$SingleInternalArc.doTransition(StateMachineFactory.java:362)
at
org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:302)
at
org.apache.hadoop.yarn.state.StateMachineFactory.access$3(StateMachineFactory.java:290)
at
org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:448)
at
org.apache.hadoop.mapreduce.v2.app.job.impl.TaskAttemptImpl.handle(TaskAttemptImpl.java:1190)
at
org.apache.hadoop.mapreduce.v2.app.job.impl.TaskAttemptImpl.handle(TaskAttemptImpl.java:146)
at
org.apache.hadoop.mapreduce.v2.app.MRAppMaster$TaskAttemptEventDispatcher.handle(MRAppMaster.java:1415)
at
org.apache.hadoop.mapreduce.v2.app.MRAppMaster$TaskAttemptEventDispatcher.handle(MRAppMaster.java:1407)
at
org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:183)
at
org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:109)
at java.lang.Thread.run(Thread.java:745)
2015-09-28 18:01:48,660 INFO [AsyncDispatcher ShutDown handler]
org.apache.hadoop.yarn.event.AsyncDispatcher: Exiting, bbye..
2015-09-28 18:01:48,660 INFO [ContainerLauncher #6]
org.apache.hadoop.mapreduce.v2.app.launcher.ContainerLauncherImpl: Processing
the event EventType: CONTAINER_REMOTE_CLEANUP for container
container_e04_1443430524957_0006_01_000059 taskAttempt
attempt_1443430524957_0006_m_000000_9
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