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Date: Wed, 14 Sep 2011 21:20:10 +0000 (UTC)
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Subject: [jira] [Commented] (MAPREDUCE-2966) Add ShutDown hooks for MRV2
 processes
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    [ https://issues.apache.org/jira/browse/MAPREDUCE-2966?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13104889#comment-13104889 ] 

Hudson commented on MAPREDUCE-2966:
-----------------------------------

Integrated in Hadoop-Mapreduce-0.23-Build #2 (See [https://builds.apache.org/job/Hadoop-Mapreduce-0.23-Build/2/])
    MAPREDUCE-2966. svn merge -c r1170746 --ignore-ancestry ../../trunk/

vinodkv : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1170751
Files : 
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/CHANGES.txt
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/MRAppMaster.java
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/JobHistoryServer.java
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/service/CompositeService.java
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/util/TestCompositeService.java
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeManager.java
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceManager.java


> Add ShutDown hooks for MRV2 processes
> -------------------------------------
>
>                 Key: MAPREDUCE-2966
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2966
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>          Components: applicationmaster, jobhistoryserver, nodemanager, resourcemanager
>    Affects Versions: 0.23.0, 0.24.0
>            Reporter: Abhijit Suresh Shingate
>            Assignee: Abhijit Suresh Shingate
>             Fix For: 0.23.0, 0.24.0
>
>         Attachments: MAPREDUCE-2966.patch, MAPREDUCE-2966.patch
>
>   Original Estimate: 3h
>  Remaining Estimate: 3h
>
> NodeManager registers a shudown hook in case of JVM exit.
> Similar way, all other processes RM, HistoryServer, MRAppMaster should also handle the shutdown gracefully in case of JVM exit.

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