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Hadoop QA commented on YARN-674: -------------------------------- {color:green}+1 overall{color}. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12610729/YARN-674.3.patch against trunk revision . {color:green}+1 @author{color}. The patch does not contain any @author tags. {color:green}+1 tests included{color}. The patch appears to include 2 new or modified test files. {color:green}+1 javac{color}. The applied patch does not increase the total number of javac compiler warnings. {color:green}+1 javadoc{color}. The javadoc tool did not generate any warning messages. {color:green}+1 eclipse:eclipse{color}. The patch built with eclipse:eclipse. {color:green}+1 findbugs{color}. The patch does not introduce any new Findbugs (version 1.3.9) warnings. {color:green}+1 release audit{color}. The applied patch does not increase the total number of release audit warnings. {color:green}+1 core tests{color}. The patch passed unit tests in hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager. {color:green}+1 contrib tests{color}. The patch passed contrib unit tests. Test results: https://builds.apache.org/job/PreCommit-YARN-Build/2303//testReport/ Console output: https://builds.apache.org/job/PreCommit-YARN-Build/2303//console This message is automatically generated. > 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 > Attachments: YARN-674.1.patch, YARN-674.2.patch, YARN-674.3.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. -- This message was sent by Atlassian JIRA (v6.1#6144)