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From "Jian He (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-2644) Recalculate headroom more frequently to keep it accurate
Date Fri, 03 Oct 2014 23:26:35 GMT

    [ https://issues.apache.org/jira/browse/YARN-2644?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14158689#comment-14158689
] 

Jian He commented on YARN-2644:
-------------------------------

looks good overall.
copied comment from https://issues.apache.org/jira/browse/YARN-1198?focusedCommentId=14158676&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-14158676

> Recalculate headroom more frequently to keep it accurate
> --------------------------------------------------------
>
>                 Key: YARN-2644
>                 URL: https://issues.apache.org/jira/browse/YARN-2644
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>            Reporter: Craig Welch
>            Assignee: Craig Welch
>         Attachments: YARN-2644.11.patch
>
>
> See parent (1198) for more detail - this specifically covers calculating the headroom
more frequently, to cover the cases where changes have occurred which impact headroom but
which are not reflected due to an application not being updated.



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