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https://issues.apache.org/jira/browse/YARN-4067?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14705880#comment-14705880
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Chang Li commented on YARN-4067:
--------------------------------

[~leftnoteasy]

> available resource could be set negative
> ----------------------------------------
>
>                 Key: YARN-4067
>                 URL: https://issues.apache.org/jira/browse/YARN-4067
>             Project: Hadoop YARN
>          Issue Type: Bug
>    Affects Versions: 2.7.1
>            Reporter: Chang Li
>            Assignee: Chang Li
>             Fix For: 2.7.1
>
>         Attachments: YARN-4067.patch
>
>
> as mentioned in YARN-4045 by [~wangda], available memory could be negative 
> due to reservation, propose to use componentwiseMax to updateQueueStatistics 
> in order to cap negative value to zero



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