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From "Wanqiang Ji (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-9005) FairScheduler maybe preempt the AM container
Date Wed, 21 Nov 2018 07:02:00 GMT

    [ https://issues.apache.org/jira/browse/YARN-9005?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16694310#comment-16694310

Wanqiang Ji commented on YARN-9005:

Hi [~yufeigu], sorry to miss your latest reply. I created the new issue (YARN-9041) and
clarify the performance in description filed. I found you watched the new issue, so we can
discuss there. Thanks for your help and understanding.

> FairScheduler maybe preempt the AM container
> --------------------------------------------
>                 Key: YARN-9005
>                 URL: https://issues.apache.org/jira/browse/YARN-9005
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: fairscheduler, scheduler preemption
>            Reporter: Wanqiang Ji
>            Assignee: Wanqiang Ji
>            Priority: Major
>         Attachments: YARN-9005.001.patch, YARN-9005.002.patch
> In the worst case, FS preempt the AM container. Due to FSPreemptionThread#identifyContainersToPreempt
return value contains AM container.

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