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https://issues.apache.org/jira/browse/YARN-3140?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15505890#comment-15505890
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Hudson commented on YARN-3140:
------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #10464 (See 
[https://builds.apache.org/job/Hadoop-trunk-Commit/10464/])
YARN-3140. Improve locks in AbstractCSQueue/LeafQueue/ParentQueue. (jianhe: rev 
2b66d9ec5bdaec7e6b278926fbb6f222c4e3afaa)
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/LeafQueue.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestContainerResizing.java
* (edit) hadoop-yarn-project/hadoop-yarn/dev-support/findbugs-exclude.xml
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/PlanQueue.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/AbstractCSQueue.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/ParentQueue.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/ReservationQueue.java


> Improve locks in AbstractCSQueue/LeafQueue/ParentQueue
> ------------------------------------------------------
>
>                 Key: YARN-3140
>                 URL: https://issues.apache.org/jira/browse/YARN-3140
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: resourcemanager, scheduler
>            Reporter: Wangda Tan
>            Assignee: Wangda Tan
>             Fix For: 2.9.0
>
>         Attachments: YARN-3140.1.patch, YARN-3140.2.patch, YARN-3140.3.patch, 
> YARN-3140.4.patch
>
>
> Enhance locks in AbstractCSQueue/LeafQueue/ParentQueue, 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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