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https://issues.apache.org/jira/browse/YARN-10390?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated YARN-10390:
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Labels: pull-request-available (was: )
> LeafQueue: retain user limits cache across assignContainers() calls
> -------------------------------------------------------------------
>
> Key: YARN-10390
> URL: https://issues.apache.org/jira/browse/YARN-10390
> Project: Hadoop YARN
> Issue Type: Improvement
> Components: capacity scheduler, capacityscheduler
> Reporter: Muhammad Samir Khan
> Assignee: Muhammad Samir Khan
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.2.2, 3.4.0, 3.3.1
>
> Attachments: YARN-10390-branch-3.1.002.patch,
> YARN-10390-branch-3.2.002.patch, YARN-10390.002.patch, user limit caching
> profile.pdf
>
>
> Currently, user limits are cached locally in leafQueue.assignContainers call
> to avoid repeating some steps. This cache can be retained across the calls.
> Will put up a PR soon. Profiling was done using the proposed changes in
> TestCapacitySchedulerPerf.
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