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Hadoop QA commented on MAPREDUCE-4833: -------------------------------------- {color:red}-1 overall{color}. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12562133/MAPREDUCE4833-1.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 1 new or modified test files. {color:red}-1 javac{color}. The applied patch generated 2016 javac compiler warnings (more than the trunk's current 2015 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-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app. {color:green}+1 contrib tests{color}. The patch passed contrib unit tests. Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/3159//testReport/ Javac warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/3159//artifact/trunk/patchprocess/diffJavacWarnings.txt Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/3159//console This message is automatically generated. > Task can get stuck in FAIL_CONTAINER_CLEANUP > -------------------------------------------- > > Key: MAPREDUCE-4833 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-4833 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: applicationmaster, mrv2 > Affects Versions: 0.23.5 > Reporter: Robert Joseph Evans > Assignee: Robert Parker > Priority: Critical > Attachments: MAPREDUCE4833-1.patch, MAPREDUCE4833.patch > > > If an NM goes down and the AM still tries to launch a container on it the > ContainerLauncherImpl can get stuck in an RPC timeout. At the same time the > RM may notice that the NM has gone away and inform the AM of this, this > triggers a TA_FAILMSG. If the TA_FAILMSG arrives at the TaskAttemptImpl > before the TA_CONTAINER_LAUNCH_FAILED message then the task attempt will try > to kill the container, but the ContainerLauncherImpl will not send back a > TA_CONTAINER_CLEANED event causing the attempt to be stuck. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira