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https://issues.apache.org/jira/browse/YARN-5483?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15412962#comment-15412962
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sandflee commented on YARN-5483:
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test failure seems not related to the patch, the test may fail with or without
the patch. modified the test timeout from 5s to 50s, the test could always succ
> Optimize RMAppAttempt#pullJustFinishedContainers
> ------------------------------------------------
>
> Key: YARN-5483
> URL: https://issues.apache.org/jira/browse/YARN-5483
> Project: Hadoop YARN
> Issue Type: Improvement
> Reporter: sandflee
> Assignee: sandflee
> Attachments: YARN-5483.01.patch, YARN-5483.02.patch, jprofiler-cpu.png
>
>
> about 1000 app running on cluster, jprofiler found pullJustFinishedContainers
> cost too much cpu.
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