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From "Jian He (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-3139) Improve locks in AbstractYarnScheduler/CapacityScheduler/FairScheduler
Date Thu, 22 Sep 2016 14:16:20 GMT

    [ https://issues.apache.org/jira/browse/YARN-3139?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15513407#comment-15513407
] 

Jian He commented on YARN-3139:
-------------------------------

[~templedf], would you like to check the FairScheduler changes?

> Improve locks in AbstractYarnScheduler/CapacityScheduler/FairScheduler
> ----------------------------------------------------------------------
>
>                 Key: YARN-3139
>                 URL: https://issues.apache.org/jira/browse/YARN-3139
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: resourcemanager, scheduler
>            Reporter: Wangda Tan
>            Assignee: Wangda Tan
>         Attachments: YARN-3139.0.patch, YARN-3139.1.patch, YARN-3139.2.patch
>
>
> Enhance locks in AbstractYarnScheduler/CapacityScheduler/FairScheduler, as mentioned
in YARN-3091, a possible solution is using read/write lock. Other fine-graind locks for specific
purposes / bugs should be addressed in separated tickets.



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