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Hadoop QA commented on MAPREDUCE-5481: -------------------------------------- {color:red}-1 overall{color}. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12612714/MAPREDUCE-5481.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: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:red}-1 core tests{color}. The patch failed these unit tests in hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient: org.apache.hadoop.mapreduce.v2.app.TestRMContainerAllocator org.apache.hadoop.mapred.TestJobCleanup {color:green}+1 contrib tests{color}. The patch passed contrib unit tests. Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/4183//testReport/ Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/4183//console This message is automatically generated. > Uber job reducers hang waiting to shuffle map outputs > ----------------------------------------------------- > > Key: MAPREDUCE-5481 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-5481 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: mrv2, test > Affects Versions: 3.0.0 > Reporter: Jason Lowe > Assignee: Xuan Gong > Priority: Blocker > Attachments: MAPREDUCE-5481.patch, syslog > > > TestUberAM has been timing out on trunk for some time now and surefire then > fails the build. I'm not able to reproduce it locally, but the Jenkins > builds have been seeing it fairly consistently. See > https://builds.apache.org/job/Hadoop-Mapreduce-trunk/1529/console -- This message was sent by Atlassian JIRA (v6.1#6144)