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https://issues.apache.org/jira/browse/YARN-529?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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jian he reassigned YARN-529:
----------------------------

    Assignee: jian he
    
> MR app master clean staging dir when reboot command sent from RM while the MR 
> job succeeded
> -------------------------------------------------------------------------------------------
>
>                 Key: YARN-529
>                 URL: https://issues.apache.org/jira/browse/YARN-529
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: resourcemanager
>            Reporter: jian he
>            Assignee: jian he
>
> MR app master will clean staging dir, if the job is already succeeded and 
> asked to reboot. RM will consider this job unsuccessful and launch further 
> attempts, further attempts will fail because staging dir is cleaned

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