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From Íñigo Goiri (JIRA) <j...@apache.org>
Subject [jira] [Assigned] (YARN-8168) Add support in Winutils for reporting CPU cores in all CPU groups, and aggregate kernel time, idle time and user time for all CPU groups
Date Thu, 26 Apr 2018 00:27:00 GMT

     [ https://issues.apache.org/jira/browse/YARN-8168?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Íñigo Goiri reassigned YARN-8168:
---------------------------------

    Assignee: Xiao Liang  (was: X. Liang)

> Add support in Winutils for reporting CPU cores in all CPU groups, and aggregate kernel
time, idle time and user time for all CPU groups
> ----------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: YARN-8168
>                 URL: https://issues.apache.org/jira/browse/YARN-8168
>             Project: Hadoop YARN
>          Issue Type: Bug
>            Reporter: Xiao Liang
>            Assignee: Xiao Liang
>            Priority: Major
>              Labels: windows
>         Attachments: YARN-8168.000.patch
>
>
> Currently winutils can only report the CPU cores of the CPU group that it's running
in, and the cpuTimeMs calculated from kernel time, idle time and user time is also for that
CPU group only, which is not complete and incorrect for systems with multiple CPU groups (NUMA
system for example).



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