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https://issues.apache.org/jira/browse/MAPREDUCE-4192?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hua xu reassigned MAPREDUCE-4192:
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Assignee: Hua xu
> the TaskMemoryManager thread is not interrupt when the TaskTracker is oedered
> to reinit by JobTracker
> -----------------------------------------------------------------------------------------------------
>
> Key: MAPREDUCE-4192
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-4192
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Affects Versions: 0.20.2
> Reporter: Hua xu
> Assignee: Hua xu
>
> When the TaskTracker is oedered to reinit by JobTracker, it will interrupt
> some threads and then reinit them, but TaskTracker does not interrupt
> TaskMemoryManager thread and create a new TaskMemoryManager thread again. I
> use the tool--jstack to find that(I reinit TaskTracker 3 times through
> JobTracker send TaskTrackerAction.ActionType.REINIT_TRACKER).
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