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https://issues.apache.org/jira/browse/MAPREDUCE-5127?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Vinod Kumar Vavilapalli resolved MAPREDUCE-5127.
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Resolution: Duplicate
Duplicate of MAPREDUCE-5471.
> MR job succeeds and exits even when unregister with RM fails
> ------------------------------------------------------------
>
> Key: MAPREDUCE-5127
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-5127
> Project: Hadoop Map/Reduce
> Issue Type: Improvement
> Components: applicationmaster, resourcemanager
> Reporter: Jian He
> Assignee: Jian He
>
> MR app master will clean staging dir, if the job is already succeeded and
> asked to reboot. If the finishApplicationMaster call fails, RM will consider
> this job unfinished and launch further attempts, further attempts will fail
> because staging dir is cleaned
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