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From "Jason Lowe (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-4748) Invalid event: T_ATTEMPT_SUCCEEDED at SUCCEEDED
Date Fri, 26 Oct 2012 00:07:15 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-4748?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jason Lowe updated MAPREDUCE-4748:
----------------------------------

    Target Version/s: 2.0.3-alpha, 0.23.5
              Status: Patch Available  (was: Open)
    
> Invalid event: T_ATTEMPT_SUCCEEDED at SUCCEEDED
> -----------------------------------------------
>
>                 Key: MAPREDUCE-4748
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4748
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mrv2
>    Affects Versions: 0.23.3
>            Reporter: Robert Joseph Evans
>            Assignee: Jason Lowe
>         Attachments: MAPREDUCE-4748.patch
>
>
> We saw this happen when running a large pig script.
> {noformat}
> 2012-10-23 22:45:24,986 ERROR [AsyncDispatcher event handler] org.apache.hadoop.mapreduce.v2.app.job.impl.TaskImpl:
Can't handle this event at current state for task_1350837501057_21978_m_040453
> org.apache.hadoop.yarn.state.InvalidStateTransitonException: Invalid event: T_ATTEMPT_SUCCEEDED
at SUCCEEDED
>         at org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:301)
>         at org.apache.hadoop.yarn.state.StateMachineFactory.access$300(StateMachineFactory.java:43)
>         at org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:443)
>         at org.apache.hadoop.mapreduce.v2.app.job.impl.TaskImpl.handle(TaskImpl.java:604)
>         at org.apache.hadoop.mapreduce.v2.app.job.impl.TaskImpl.handle(TaskImpl.java:89)
>         at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$TaskEventDispatcher.handle(MRAppMaster.java:914)
>         at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$TaskEventDispatcher.handle(MRAppMaster.java:908)
>         at org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:126)
>         at org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:75)
>         at java.lang.Thread.run(Thread.java:619)
> {noformat}
> Speculative execution was enabled, and that task did speculate so it looks like this
is an error in the state machine either between the task attempts or just within that single
task.

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