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Hudson commented on MAPREDUCE-3616: ----------------------------------- Integrated in Hadoop-Hdfs-trunk-Commit #1588 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk-Commit/1588/]) MAPREDUCE-3616. Thread pool for launching containers in MR AM not expanding as expected. (Contributed by Vinod Kumar Vavilapalli) sseth : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1229394 Files : * /hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt * /hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/launcher/ContainerLauncherImpl.java * /hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/TestContainerLauncher.java * /hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/launcher * /hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/launcher/TestContainerLauncher.java * /hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/util/MRApps.java > Thread pool for launching containers in MR AM not expanding as expected > ----------------------------------------------------------------------- > > Key: MAPREDUCE-3616 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-3616 > Project: Hadoop Map/Reduce > Issue Type: Sub-task > Components: mr-am, performance > Affects Versions: 0.23.1 > Reporter: Vinod Kumar Vavilapalli > Assignee: Vinod Kumar Vavilapalli > Fix For: 0.23.1 > > Attachments: MAPREDUCE-3616-20120105.txt > > > Found this while running some benchmarks on 350 nodes. The thread pool stays > at 60 for a long time and only expands to 350 towards the fag end of the job. -- 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