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Robert Joseph Evans commented on MAPREDUCE-4372: ------------------------------------------------ The patch looks good, I have one minor comment. I would prefer to see {code} (ShutdownHookManager.get().isShutdownInProgress()) == false {code} as {code} !ShutdownHookManager.get().isShutdownInProgress() {code} The javadoc warnings appear to be cause by MAPREDUCE-4355 {noformat} [WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-MAPREDUCE-Build/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobClient.java:651: warning - @param argument "jobid" is not a parameter name. [WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-MAPREDUCE-Build/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobClient.java:669: warning - @param argument "jobid" is not a parameter name. {noformat} > Deadlock in Resource Manager between SchedulerEventDispatcher.EventProcessor > and Shutdown hook manager > ------------------------------------------------------------------------------------------------------ > > Key: MAPREDUCE-4372 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-4372 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: mrv2, resourcemanager > Affects Versions: 2.0.0-alpha, 3.0.0 > Reporter: Devaraj K > Assignee: Devaraj K > Attachments: MAPREDUCE-4372.patch, rm-threaddump.out > > > Please find the attached resource manager thread dump for the issue. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira