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Date: Thu, 15 Jun 2017 12:25:02 +0000 (UTC)
From: "Peter Bacsko (JIRA)" <jira@apache.org>
To: mapreduce-issues@hadoop.apache.org
Message-ID: <JIRA.13079793.1497453119000.24152.1497529502705@Atlassian.JIRA>
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Subject: [jira] [Updated] (MAPREDUCE-6898) TestKill.testKillTask is flaky
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archived-at: Thu, 15 Jun 2017 12:25:12 -0000


     [ https://issues.apache.org/jira/browse/MAPREDUCE-6898?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Peter Bacsko updated MAPREDUCE-6898:
------------------------------------
    Attachment: MAPREDUCE-6898-001.patch

> TestKill.testKillTask is flaky
> ------------------------------
>
>                 Key: MAPREDUCE-6898
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6898
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: client, test
>            Reporter: Peter Bacsko
>            Assignee: Peter Bacsko
>         Attachments: MAPREDUCE-6898-001.patch
>
>
> TestKill.testKillTask() can fail if the async dispatcher thread is slower than the test's thread.
> {noformat}
> 2017-05-26 11:43:26,532 INFO  [AsyncDispatcher event handler] impl.JobImpl (JobImpl.java:handle(1006)) - job_0_0000Job Transitioned from INITED to SETUP
> Job State is : RUNNING
> Job State is : RUNNING Waiting for state : SUCCEEDED   map progress : 0.0   reduce progress : 0.0
> 2017-05-26 11:43:26,538 INFO  [CommitterEvent Processor #0] commit.CommitterEventHandler (CommitterEventHandler.java:run(231)) - Processing the event EventType: JOB_SETUP
> 2017-05-26 11:43:26,540 INFO  [AsyncDispatcher event handler] impl.TaskImpl (TaskImpl.java:handle(661)) - task_0_0000_m_000000 Task Transitioned from NEW to KILLED
> 2017-05-26 11:43:26,540 ERROR [AsyncDispatcher event handler] impl.JobImpl (JobImpl.java:handle(998)) - Can't handle this event at current state
> org.apache.hadoop.yarn.state.InvalidStateTransitonException: Invalid event: JOB_TASK_COMPLETED at SETUP
> 	at org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:305)
> 	at org.apache.hadoop.yarn.state.StateMachineFactory.access$300(StateMachineFactory.java:46)
> 	at org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:448)
> 	at org.apache.hadoop.mapreduce.v2.app.job.impl.JobImpl.handle(JobImpl.java:996)
> 	at org.apache.hadoop.mapreduce.v2.app.job.impl.JobImpl.handle(JobImpl.java:138)
> 	at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$JobEventDispatcher.handle(MRAppMaster.java:1366)
> 	at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$JobEventDispatcher.handle(MRAppMaster.java:1362)
> 	at org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:182)
> 	at org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:109)
> 	at java.lang.Thread.run(Thread.java:745)
> 2017-05-26 11:43:26,541 INFO  [AsyncDispatcher event handler] impl.JobImpl (JobImpl.java:handle(1006)) - job_0_0000Job Transitioned from SETUP to ERROR
> 2017-05-26 11:43:26,542 INFO  [AsyncDispatcher event handler] app.MRAppMaster (MRAppMaster.java:serviceStop(978)) - Skipping cleaning up the staging dir. assuming AM will be retried.
> {noformat}
> We have to wait until the job's internal state is {{JobInternalState.RUNNING}} and not {{JobInternalState.SETUP}}.


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