[ https://issues.apache.org/jira/browse/MAPREDUCE-3749?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13197110#comment-13197110 ]
Hudson commented on MAPREDUCE-3749: ----------------------------------- Integrated in Hadoop-Common-0.23-Commit #454 (See [https://builds.apache.org/job/Hadoop-Common-0.23-Commit/454/]) Merge -r 1238733:1238734 from trunk to branch-0.23. Fixes: MAPREDUCE-3749 tomwhite : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1238735 Files : * /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/CHANGES.txt * /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/counters/AbstractCounterGroup.java * /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/counters/AbstractCounters.java * /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/test/java/org/apache/hadoop/mapred/TestCounters.java > ConcurrentModificationException in counter groups > ------------------------------------------------- > > Key: MAPREDUCE-3749 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-3749 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: mrv2 > Affects Versions: 0.23.0 > Reporter: Tom White > Assignee: Tom White > Priority: Blocker > Fix For: 0.23.1 > > Attachments: MAPREDUCE-3749-concurrent.patch, > MAPREDUCE-3749-test.patch, MAPREDUCE-3749.patch, MAPREDUCE-3749.patch > > > Iterating over a counter's groups while adding more groups will cause a > ConcurrentModificationException. > This was found while running Hive unit tests against a recent 0.23 version. -- 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