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https://issues.apache.org/jira/browse/YARN-8657?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sunil Govindan updated YARN-8657:
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Target Version/s: 3.1.2, 3.2.1 (was: 3.2.0, 3.1.2)
> User limit calculation should be read-lock-protected within LeafQueue
> ---------------------------------------------------------------------
>
> Key: YARN-8657
> URL: https://issues.apache.org/jira/browse/YARN-8657
> Project: Hadoop YARN
> Issue Type: Bug
> Components: capacity scheduler
> Reporter: Sumana Sathish
> Assignee: Wangda Tan
> Priority: Critical
> Attachments: YARN-8657.001.patch, YARN-8657.002.patch
>
>
> When async scheduling is enabled, user limit calculation could be wrong:
> It is possible that scheduler calculated a user_limit, but inside
> {{canAssignToUser}} it becomes staled.
> We need to protect user limit calculation.
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