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https://issues.apache.org/jira/browse/MAPREDUCE-3319?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13163508#comment-13163508
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Hadoop QA commented on MAPREDUCE-3319:
--------------------------------------
-1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12506241/MAPREDUCE-3319.patch
against trunk revision .
+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 new tests are needed for this
patch.
Also please list what manual steps were performed to
verify this patch.
-1 patch. The patch command could not apply the patch.
Console output:
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/1399//console
This message is automatically generated.
> multifilewc from hadoop examples seems to be broken in 0.20.205.0
> -----------------------------------------------------------------
>
> Key: MAPREDUCE-3319
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-3319
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: examples
> Affects Versions: 0.20.205.0
> Reporter: Roman Shaposhnik
> Assignee: Subroto Sanyal
> Priority: Blocker
> Labels: bigtop
> Fix For: 1.0.0
>
> Attachments: MAPREDUCE-3319.patch
>
>
> {noformat}
> /usr/lib/hadoop/bin/hadoop jar
> /usr/lib/hadoop/hadoop-examples-0.20.205.0.22.jar multifilewc examples/text
> examples-output/multifilewc
> 11/10/31 16:50:26 INFO mapred.FileInputFormat: Total input paths to process :
> 2
> 11/10/31 16:50:26 INFO mapred.JobClient: Running job: job_201110311350_0220
> 11/10/31 16:50:27 INFO mapred.JobClient: map 0% reduce 0%
> 11/10/31 16:50:42 INFO mapred.JobClient: Task Id :
> attempt_201110311350_0220_m_000000_0, Status : FAILED
> java.lang.ClassCastException: org.apache.hadoop.io.IntWritable cannot be cast
> to org.apache.hadoop.io.LongWritable
> at
> org.apache.hadoop.mapred.lib.LongSumReducer.reduce(LongSumReducer.java:44)
> at
> org.apache.hadoop.mapred.Task$OldCombinerRunner.combine(Task.java:1431)
> at
> org.apache.hadoop.mapred.MapTask$MapOutputBuffer.sortAndSpill(MapTask.java:1436)
> at
> org.apache.hadoop.mapred.MapTask$MapOutputBuffer.flush(MapTask.java:1298)
> at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:437)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:372)
> at org.apache.hadoop.mapred.Child$4.run(Child.java:255)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:396)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1059)
> at org.apache.hadoop.mapred.Child.main(Child.java:249)
> {noformat}
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