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https://issues.apache.org/jira/browse/YARN-4434?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15048225#comment-15048225
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ASF GitHub Bot commented on YARN-4434:
--------------------------------------

Github user aajisaka commented on the pull request:

    https://github.com/apache/hadoop/pull/62#issuecomment-163142562
  
    Thank you for the pull request. I reviewed the patch (A) and the another 
patch in YARN-4434 jira (B) and decided to commit the patch (B) because the 
patch (B) replaces "i.e. the entire disk" with "i.e. 90% of the disk" as well.


> NodeManager Disk Checker parameter documentation is not correct
> ---------------------------------------------------------------
>
>                 Key: YARN-4434
>                 URL: https://issues.apache.org/jira/browse/YARN-4434
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: documentation, nodemanager
>    Affects Versions: 2.6.0, 2.7.1
>            Reporter: Takashi Ohnishi
>            Assignee: Weiwei Yang
>            Priority: Minor
>             Fix For: 2.8.0, 2.6.3, 2.7.3
>
>         Attachments: YARN-4434.001.patch, YARN-4434.branch-2.6.patch
>
>
> In the description of 
> yarn.nodemanager.disk-health-checker.max-disk-utilization-per-disk-percentage,
>  it says
> {noformat}
> The default value is 100 i.e. the entire disk can be used.
> {noformat}
> But, in yarn-default.xml and source code, the default value is 90.



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