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From "Haibo Chen (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-6510) Fix profs stat file warning caused by process names that includes parenthesis
Date Wed, 26 Apr 2017 19:39:04 GMT

    [ https://issues.apache.org/jira/browse/YARN-6510?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15985444#comment-15985444
] 

Haibo Chen commented on YARN-6510:
----------------------------------

Thanks for your contribution, [~wilfreds]! I have committed it to branch-2 and trunk.

> Fix profs stat file warning caused by process names that includes parenthesis
> -----------------------------------------------------------------------------
>
>                 Key: YARN-6510
>                 URL: https://issues.apache.org/jira/browse/YARN-6510
>             Project: Hadoop YARN
>          Issue Type: Bug
>    Affects Versions: 2.8.0, 3.0.0-alpha2
>            Reporter: Wilfred Spiegelenburg
>            Assignee: Wilfred Spiegelenburg
>             Fix For: 2.9.0, 3.0.0-alpha3
>
>         Attachments: YARN-6510.01.patch
>
>
> Even with the fix for YARN-3344 we still have issues with the procfs format.
> This is the case that is causing issues:
> {code}
> [user@nm1 ~]$ cat /proc/2406/stat
> 2406 (ib_fmr(mlx4_0)) S 2 0 0 0 -1 2149613632 0 0 0 0 166 126908 0 0 20 0 1 0 4284 0
0 18446744073709551615 0 0 0 0 0 0 0 2147483647 0 18446744073709551615 0 0 17 6 0 0 0 0 0
> {code}
> We do not handle the parenthesis in the name which causes the pattern matching to fail



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