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From "Weiwei Yang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-8717) set memory.limit_in_bytes when NodeManager starting
Date Tue, 28 Aug 2018 03:19:00 GMT

    [ https://issues.apache.org/jira/browse/YARN-8717?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16594458#comment-16594458
] 

Weiwei Yang commented on YARN-8717:
-----------------------------------

Hi [~yangjiandan]

Thanks for raising up this, according to cgroups doc,

{{memory.limit_in_bytes}}

Specifies the maximum usage permitted for user memory including the file cache.

can it cause side-effect that more easier run into OOM?

+[~szegedim] for discussion.

Thanks

> set memory.limit_in_bytes when NodeManager starting
> ---------------------------------------------------
>
>                 Key: YARN-8717
>                 URL: https://issues.apache.org/jira/browse/YARN-8717
>             Project: Hadoop YARN
>          Issue Type: New Feature
>            Reporter: Jiandan Yang 
>            Assignee: Jiandan Yang 
>            Priority: Major
>
> CGroupsCpuResourceHandlerImpl sets cpu quota at hirarchy of hadoop-yarn  to restrict
total resource of cpu of NM when NM starting; CGroupsMemoryResourceHandlerImpl also should
set memory.limit_in_bytes at hirachy of hadoop-yarn to control memory resource of NM



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