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From "Wangda Tan (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-4407) Support Resource oversubscription in YARN scheduler
Date Tue, 01 Dec 2015 21:09:10 GMT

    [ 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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