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https://issues.apache.org/jira/browse/YARN-2618?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14527035#comment-14527035
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Vinod Kumar Vavilapalli commented on YARN-2618:
-----------------------------------------------

Okay, quickly scanned. Seems like you are having other related discussions at 
the umbrella ticket and other JIRAs. So please go ahead.

Is this only for trunk or branch-2 also?

> Avoid over-allocation of disk resources
> ---------------------------------------
>
>                 Key: YARN-2618
>                 URL: https://issues.apache.org/jira/browse/YARN-2618
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>            Reporter: Wei Yan
>            Assignee: Wei Yan
>         Attachments: YARN-2618-1.patch, YARN-2618-2.patch, YARN-2618-3.patch, 
> YARN-2618-4.patch, YARN-2618-5.patch, YARN-2618-6.patch, YARN-2618-7.patch
>
>
> Subtask of YARN-2139. 
> This should include
> - Add API support for introducing disk I/O as the 3rd type resource.
> - NM should report this information to the RM
> - RM should consider this to avoid over-allocation



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