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https://issues.apache.org/jira/browse/YARN-4067?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chang Li updated YARN-4067:
---------------------------
    Description: as mentioned in YARN-4045 by [~leftnoteasy], available memory 
could be negative due to reservation, propose to use componentwiseMax to 
updateQueueStatistics in order to cap negative value to zero  (was: 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)

> 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 [~leftnoteasy], 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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