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https://issues.apache.org/jira/browse/MAPREDUCE-1287?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12797983#action_12797983
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Hadoop QA commented on MAPREDUCE-1287:
--------------------------------------
+1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12429732/M1287-6.patch
against trunk revision 897118.
+1 @author. The patch does not contain any @author tags.
+1 tests included. The patch appears to include 6 new or modified tests.
+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 release audit. The applied patch does not increase the total number of
release audit warnings.
+1 core tests. The patch passed core unit tests.
+1 contrib tests. The patch passed contrib unit tests.
Test results:
http://hudson.zones.apache.org/hudson/job/Mapreduce-Patch-h6.grid.sp2.yahoo.net/366/testReport/
Findbugs warnings:
http://hudson.zones.apache.org/hudson/job/Mapreduce-Patch-h6.grid.sp2.yahoo.net/366/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results:
http://hudson.zones.apache.org/hudson/job/Mapreduce-Patch-h6.grid.sp2.yahoo.net/366/artifact/trunk/build/test/checkstyle-errors.html
Console output:
http://hudson.zones.apache.org/hudson/job/Mapreduce-Patch-h6.grid.sp2.yahoo.net/366/console
This message is automatically generated.
> Avoid calling Partitioner with only 1 reducer
> ---------------------------------------------
>
> Key: MAPREDUCE-1287
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-1287
> Project: Hadoop Map/Reduce
> Issue Type: Improvement
> Affects Versions: 0.22.0
> Reporter: Ed Mazur
> Assignee: Ed Mazur
> Priority: Minor
> Fix For: 0.22.0
>
> Attachments: M1287-4.patch, M1287-5.patch, M1287-6.patch,
> MAPREDUCE-1287.2.patch, MAPREDUCE-1287.3.patch, MAPREDUCE-1287.patch
>
>
> Partitioners are currently called for each record, even though all are
> destined for the same reduce.
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