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Posted to yarn-issues@hadoop.apache.org by "Shane Kumpf (JIRA)" <ji...@apache.org> on 2018/10/30 17:36:00 UTC
[jira] [Updated] (YARN-6729) Clarify documentation on how to enable
cgroup support
[ https://issues.apache.org/jira/browse/YARN-6729?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Shane Kumpf updated YARN-6729:
------------------------------
Summary: Clarify documentation on how to enable cgroup support (was: NM percentage-physical-cpu-limit should be always 100 if DefaultLCEResourcesHandler is used)
> Clarify documentation on how to enable cgroup support
> -----------------------------------------------------
>
> Key: YARN-6729
> URL: https://issues.apache.org/jira/browse/YARN-6729
> Project: Hadoop YARN
> Issue Type: Bug
> Components: nodemanager
> Reporter: Yufei Gu
> Assignee: Zhankun Tang
> Priority: Major
> Attachments: YARN-6729-trunk.001.patch
>
>
> NM percentage-physical-cpu-limit is not honored in DefaultLCEResourcesHandler, which may cause container cpu usage calculation issue. e.g. container vcore usage is potentially more than 100% if percentage-physical-cpu-limit is set to a value less than 100.
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