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From "Karthik Kambatla (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-5798) Handle FSPreemptionThread crashing due to a RuntimeException
Date Wed, 28 Dec 2016 17:53:58 GMT

    [ https://issues.apache.org/jira/browse/YARN-5798?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15783375#comment-15783375

Karthik Kambatla commented on YARN-5798:

Oh, and in RMFatalEventType, instead of calling it OTHERS, we should likely have a more descriptive

> Handle FSPreemptionThread crashing due to a RuntimeException
> ------------------------------------------------------------
>                 Key: YARN-5798
>                 URL: https://issues.apache.org/jira/browse/YARN-5798
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: fairscheduler
>    Affects Versions: 2.9.0
>            Reporter: Karthik Kambatla
>            Assignee: Yufei Gu
>         Attachments: YARN-5798.001.patch
> YARN-5605 added an FSPreemptionThread. The run() method catches InterruptedException.
If this were to run into a RuntimeException, the preemption thread would crash. We should
probably fail the RM itself (or transition to standby) when this happens. 

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