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From "sandflee (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-4599) Set OOM control for memory cgroups
Date Tue, 14 Jun 2016 05:09:57 GMT

    [ https://issues.apache.org/jira/browse/YARN-4599?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15328950#comment-15328950
] 

sandflee commented on YARN-4599:
--------------------------------

Hi [~kasha], sorry for the delay, update a initial patch to review.

> Set OOM control for memory cgroups
> ----------------------------------
>
>                 Key: YARN-4599
>                 URL: https://issues.apache.org/jira/browse/YARN-4599
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: nodemanager
>    Affects Versions: 2.9.0
>            Reporter: Karthik Kambatla
>            Assignee: sandflee
>         Attachments: YARN-4599.sandflee.patch, yarn-4599-not-so-useful.patch
>
>
> YARN-1856 adds memory cgroups enforcing support. We should also explicitly set OOM control
so that containers are not killed as soon as they go over their usage. Today, one could set
the swappiness to control this, but clusters with swap turned off exist.



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