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https://issues.apache.org/jira/browse/YARN-5221?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16148294#comment-16148294
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Junping Du commented on YARN-5221:
----------------------------------

This patch involve an incompatible change on YarnScheduler#allocate() which is 
supposed to be public and stable. Just file YARN-7138 to track this.

> Expose UpdateResourceRequest API to allow AM to request for change in 
> container properties
> ------------------------------------------------------------------------------------------
>
>                 Key: YARN-5221
>                 URL: https://issues.apache.org/jira/browse/YARN-5221
>             Project: Hadoop YARN
>          Issue Type: Bug
>            Reporter: Arun Suresh
>            Assignee: Arun Suresh
>             Fix For: 2.8.0, 3.0.0-alpha2
>
>         Attachments: YARN-5221.001.patch, YARN-5221.002.patch, 
> YARN-5221.003.patch, YARN-5221.004.patch, YARN-5221.005.patch, 
> YARN-5221.006.patch, YARN-5221.007.patch, YARN-5221.008.patch, 
> YARN-5221.009.patch, YARN-5221.010.patch, YARN-5221.011.patch, 
> YARN-5221.012.patch, YARN-5221.013.patch, YARN-5221-branch-2.8-v1.patch, 
> YARN-5221-branch-2-v1.patch
>
>
> YARN-1197 introduced APIs to allow an AM to request for Increase and Decrease 
> of Container Resources after initial allocation.
> YARN-5085 proposes to allow an AM to request for a change of Container 
> ExecutionType.
> This JIRA proposes to unify both of the above into an Update Container API.



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