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https://issues.apache.org/jira/browse/YARN-674?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13826256#comment-13826256
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Hudson commented on YARN-674:
-----------------------------
SUCCESS: Integrated in Hadoop-trunk-Commit #4757 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/4757/])
YARN-674. Fixed ResourceManager to renew DelegationTokens on submission
asynchronously to work around potential slowness in state-store. Contributed by
Omkar Vinit Joshi. (vinodkv:
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1543312)
* /hadoop/common/trunk/hadoop-yarn-project/CHANGES.txt
*
/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.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/ClientRMService.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/RMAppManager.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/security/DelegationTokenRenewer.java
*
/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestAppManager.java
*
/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestRMRestart.java
*
/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/security/TestDelegationTokenRenewer.java
> Slow or failing DelegationToken renewals on submission itself make RM
> unavailable
> ---------------------------------------------------------------------------------
>
> Key: YARN-674
> URL: https://issues.apache.org/jira/browse/YARN-674
> Project: Hadoop YARN
> Issue Type: Sub-task
> Components: resourcemanager
> Reporter: Vinod Kumar Vavilapalli
> Assignee: Omkar Vinit Joshi
> Fix For: 2.3.0
>
> Attachments: YARN-674.1.patch, YARN-674.10.patch, YARN-674.2.patch,
> YARN-674.3.patch, YARN-674.4.patch, YARN-674.5.patch, YARN-674.5.patch,
> YARN-674.6.patch, YARN-674.7.patch, YARN-674.8.patch, YARN-674.9.patch
>
>
> This was caused by YARN-280. A slow or a down NameNode for will make it look
> like RM is unavailable as it may run out of RPC handlers due to blocked
> client submissions.
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