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From "Hadoop QA (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-434) local map-reduce job limited to single reducer
Date Mon, 13 Feb 2012 20:27:00 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-434?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13207174#comment-13207174
] 

Hadoop QA commented on MAPREDUCE-434:
-------------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12514386/MAPREDUCE-434.patch
  against trunk revision .

    +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 generated 508 javac compiler warnings (more than the trunk's
current 507 warnings).

    +1 eclipse:eclipse.  The patch built with eclipse:eclipse.

    +1 findbugs.  The patch does not introduce any new Findbugs (version 1.3.9) warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit
warnings.

    -1 core tests.  The patch failed these unit tests:
                  org.apache.hadoop.mapred.TestMiniMRBringup
                  org.apache.hadoop.mapred.TestMiniMRChildTask
                  org.apache.hadoop.mapred.TestReduceFetch
                  org.apache.hadoop.mapred.TestReduceFetchFromPartialMem
                  org.apache.hadoop.mapred.TestJobCounters
                  org.apache.hadoop.mapreduce.TestChild
                  org.apache.hadoop.mapred.TestMiniMRClientCluster
                  org.apache.hadoop.mapreduce.v2.TestMRJobsWithHistoryService
                  org.apache.hadoop.mapreduce.v2.TestSpeculativeExecution
                  org.apache.hadoop.mapreduce.lib.output.TestJobOutputCommitter
                  org.apache.hadoop.mapred.TestClientRedirect
                  org.apache.hadoop.mapred.TestLazyOutput
                  org.apache.hadoop.mapreduce.TestMapReduceLazyOutput
                  org.apache.hadoop.mapred.TestSpecialCharactersInOutputPath
                  org.apache.hadoop.mapreduce.v2.TestRMNMInfo
                  org.apache.hadoop.mapred.lib.TestKeyFieldBasedComparator
                  org.apache.hadoop.mapred.TestJobSysDirWithDFS
                  org.apache.hadoop.mapreduce.v2.TestMiniMRProxyUser

    +1 contrib tests.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/1844//testReport/
Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/1844//console

This message is automatically generated.
                
> local map-reduce job limited to single reducer
> ----------------------------------------------
>
>                 Key: MAPREDUCE-434
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-434
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>         Environment: local job tracker
>            Reporter: Yoram Arnon
>            Assignee: Aaron Kimball
>            Priority: Minor
>         Attachments: MAPREDUCE-434.2.patch, MAPREDUCE-434.3.patch, MAPREDUCE-434.4.patch,
MAPREDUCE-434.5.patch, MAPREDUCE-434.6.patch, MAPREDUCE-434.patch, MAPREDUCE-434.patch
>
>
> when mapred.job.tracker is set to 'local', my setNumReduceTasks call is ignored, and
the number of reduce tasks is set at 1.
> This prevents me from locally debugging my partition function, which tries to partition
based on the number of reduce tasks.

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