Karthik Kambatla resolved YARN-4407.
    Resolution: Duplicate

> 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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