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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-184) Remove unnecessary locking in fair scheduler, and address findbugs excludes.
Date Sun, 18 Nov 2012 13:28:59 GMT

    [ https://issues.apache.org/jira/browse/YARN-184?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13499800#comment-13499800
] 

Hudson commented on YARN-184:
-----------------------------

Integrated in Hadoop-Mapreduce-trunk #1261 (See [https://builds.apache.org/job/Hadoop-Mapreduce-trunk/1261/])
    YARN-184. Remove unnecessary locking in fair scheduler, and address findbugs excludes.
(sandyr via tucu) (Revision 1410826)

     Result = FAILURE
tucu : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1410826
Files : 
* /hadoop/common/trunk/hadoop-yarn-project/CHANGES.txt
* /hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/dev-support/findbugs-exclude.xml
* /hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FairScheduler.java
* /hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/QueueManager.java

                
> Remove unnecessary locking in fair scheduler, and address findbugs excludes.
> ----------------------------------------------------------------------------
>
>                 Key: YARN-184
>                 URL: https://issues.apache.org/jira/browse/YARN-184
>             Project: Hadoop YARN
>          Issue Type: Improvement
>    Affects Versions: 2.0.2-alpha
>            Reporter: Sandy Ryza
>            Assignee: Sandy Ryza
>             Fix For: 2.0.3-alpha
>
>         Attachments: YARN-184-1.patch, YARN-184-2.patch, YARN-184-3.patch, YARN-184-3.patch,
YARN-184.patch
>
>
> In YARN-12, locks were added to all fields of QueueManager to address findbugs.  In addition,
findbugs exclusions were added in response to MAPREDUCE-4439, without a deep look at the code.

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