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Posted to yarn-issues@hadoop.apache.org by "Wangda Tan (JIRA)" <ji...@apache.org> on 2015/12/01 22:09:10 UTC

[jira] [Commented] (YARN-4407) Support Resource oversubscription in YARN scheduler

    [ https://issues.apache.org/jira/browse/YARN-4407?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15034576#comment-15034576 ] 

Wangda Tan commented on YARN-4407:
----------------------------------

[~xgong], is this duplicated with YARN-1011/YARN-1013? 

> Support Resource oversubscription in YARN scheduler
> ---------------------------------------------------
>
>                 Key: YARN-4407
>                 URL: https://issues.apache.org/jira/browse/YARN-4407
>             Project: Hadoop YARN
>          Issue Type: New Feature
>            Reporter: Xuan Gong
>            Assignee: Xuan Gong
>
> Many long running services do not fully use their allocated resources all the time. We could takes advantage of temporarily unused resources to execute low priority jobs such as background analytics, etc. This will definitely improve the resource utilization.



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