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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-6668) Use cgroup to get container resource utilization
Date Wed, 07 Jun 2017 02:06:18 GMT

    [ https://issues.apache.org/jira/browse/YARN-6668?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16040011#comment-16040011

ASF GitHub Bot commented on YARN-6668:

GitHub user szegedim opened a pull request:



    YARN-6668 Measure CPU and memory usage with cgroups in ContainersMonitorImpl

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/szegedim/hadoop YARN-6668

Alternatively you can review and apply these changes as the patch at:


To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #227
commit 2cf0f7c673cd35449f32a4ad337265090d33f07e
Author: Miklos Szegedi <miklos.szegedi@cloudera.com>
Date:   2017-06-02T21:55:26Z

    YARN-6668 Add new CGroupsResourceCalculator

commit 1d51e63841fbbff62ad8784ae928aa14f2e36f5c
Author: Miklos Szegedi <miklos.szegedi@cloudera.com>
Date:   2017-06-06T20:27:59Z

    YARN-6668 Add new CGroupsResourceCalculator


> Use cgroup to get container resource utilization
> ------------------------------------------------
>                 Key: YARN-6668
>                 URL: https://issues.apache.org/jira/browse/YARN-6668
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: nodemanager
>    Affects Versions: 3.0.0-alpha3
>            Reporter: Haibo Chen
>            Assignee: Miklos Szegedi
> Container Monitor relies on proc file system to get container resource utilization, which
is not as efficient as reading cgroup accounting. We should in NM, when cgroup is enabled,
read cgroup stats instead. 

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