[jira] [Moved] (YARN-125) Make Yarn Client service shutdown operations robust

["Vinod Kumar Vavilapalli (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/YARN-125?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vinod Kumar Vavilapalli moved MAPREDUCE-4023 to YARN-125:
---------------------------------------------------------

          Component/s:     (was: mrv2)
    Affects Version/s:     (was: 0.23.2)
                           (was: 0.24.0)
                  Key: YARN-125  (was: MAPREDUCE-4023)
              Project: Hadoop YARN  (was: Hadoop Map/Reduce)
    
> Make Yarn Client service shutdown operations robust
> ---------------------------------------------------
>
>                 Key: YARN-125
>                 URL: https://issues.apache.org/jira/browse/YARN-125
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>            Reporter: Steve Loughran
>            Assignee: Steve Loughran
>            Priority: Minor
>         Attachments: MAPREDUCE-4023.patch
>
>
> Make the yarn client services more robust against being shut down while not started, or shutdown more than once, by null-checking fields before closing them, setting to null afterwards to prevent double-invocation. This is a subset of MAPREDUCE-3502

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