Robert Joseph Evans created MAPREDUCE-4748:
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Summary: 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
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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