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From "Steve Loughran (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (YARN-124) Make Yarn Node Manager services robust against shutdown
Date Thu, 13 Jun 2013 16:57:23 GMT

     [ https://issues.apache.org/jira/browse/YARN-124?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Steve Loughran resolved YARN-124.
---------------------------------

       Resolution: Fixed
    Fix Version/s: 2.1.0-beta
    
> Make Yarn Node Manager services robust against shutdown
> -------------------------------------------------------
>
>                 Key: YARN-124
>                 URL: https://issues.apache.org/jira/browse/YARN-124
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>            Reporter: Steve Loughran
>            Assignee: Steve Loughran
>            Priority: Minor
>             Fix For: 2.1.0-beta
>
>         Attachments: MAPREDUCE-4022.patch
>
>
> Add the nodemanager bits of MAPREDUCE-3502 to shut down the Nodemanager services. This
is done by checking for fields being non-null before shutting down/closing etc, and setting
the fields to null afterwards -to be resilient against re-entrancy.
> No tests other than manual review.

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