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https://issues.apache.org/jira/browse/HADOOP-5652?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12697934#action_12697934
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Hadoop QA commented on HADOOP-5652:
-----------------------------------
-1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12405143/5652-1.patch
against trunk revision 763728.
+1 @author. The patch does not contain any @author tags.
-1 tests included. The patch doesn't appear to include any new or modified
tests.
Please justify why no tests are needed for this patch.
+1 javadoc. The javadoc tool did not generate any warning messages.
+1 javac. The applied patch does not increase the total number of javac
compiler warnings.
+1 findbugs. The patch does not introduce any new Findbugs warnings.
+1 Eclipse classpath. The patch retains Eclipse classpath integrity.
+1 release audit. The applied patch does not increase the total number of
release audit warnings.
-1 core tests. The patch failed core unit tests.
-1 contrib tests. The patch failed contrib unit tests.
Test results:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-vesta.apache.org/180/testReport/
Findbugs warnings:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-vesta.apache.org/180/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-vesta.apache.org/180/artifact/trunk/build/test/checkstyle-errors.html
Console output:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-vesta.apache.org/180/console
This message is automatically generated.
> Reduce does not respect in-memory segment memory limit when number of on disk
> segments == io.sort.factor
> --------------------------------------------------------------------------------------------------------
>
> Key: HADOOP-5652
> URL: https://issues.apache.org/jira/browse/HADOOP-5652
> Project: Hadoop Core
> Issue Type: Bug
> Components: mapred
> Affects Versions: 0.20.0
> Reporter: Chris Douglas
> Assignee: Chris Douglas
> Priority: Minor
> Fix For: 0.21.0
>
> Attachments: 5652-0.patch, 5652-1.patch
>
>
> If the number of on-disk segments is exactly {{io.sort.factor}}, then map
> output segments may be left in memory for the reduce contrary to the
> specification in {{mapred.job.reduce.input.buffer.percent}}.
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