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Posted to yarn-issues@hadoop.apache.org by "Muhammad Samir Khan (Jira)" <ji...@apache.org> on 2020/08/07 17:25:00 UTC
[jira] [Commented] (YARN-10390) LeafQueue: retain user limits cache
across assignContainers() calls
[ https://issues.apache.org/jira/browse/YARN-10390?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17173349#comment-17173349 ]
Muhammad Samir Khan commented on YARN-10390:
--------------------------------------------
There is a typo in the attached pdf. The base profile was run on trunk branch, not master.
> 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
> Attachments: 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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