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https://issues.apache.org/jira/browse/YARN-4495?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15075570#comment-15075570
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sandflee commented on YARN-4495:
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thanks [~wangda], hoping more suggestions
> add a way to tell AM container increase/decrease request is invalid
> -------------------------------------------------------------------
>
> Key: YARN-4495
> URL: https://issues.apache.org/jira/browse/YARN-4495
> Project: Hadoop YARN
> Issue Type: Improvement
> Reporter: sandflee
> Attachments: YARN-4495.01.patch
>
>
> now RM may pass InvalidResourceRequestException to AM or just ignore the
> change request, the former will cause AMRMClientAsync down. and the latter
> will leave AM waiting for the relay.
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