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https://issues.apache.org/jira/browse/MAPREDUCE-5481?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13816847#comment-13816847
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Hadoop QA commented on MAPREDUCE-5481:
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{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
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