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https://issues.apache.org/jira/browse/YARN-4546?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15084013#comment-15084013
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Junping Du commented on YARN-4546:
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Nice catch, [~jlowe]! +1 pending on Jenkins result.

> ResourceManager crash due to scheduling opportunity overflow
> ------------------------------------------------------------
>
>                 Key: YARN-4546
>                 URL: https://issues.apache.org/jira/browse/YARN-4546
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: resourcemanager
>    Affects Versions: 2.6.1
>            Reporter: Jason Lowe
>            Assignee: Jason Lowe
>            Priority: Critical
>         Attachments: YARN-4546.001.patch
>
>
> If a resource request lingers long enough unsatisfied then the scheduling 
> opportunities count for the request can overflow and cause an RM crash.



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