[ http://issues.apache.org/jira/browse/HADOOP-645?page=all ]
Owen O'Malley resolved HADOOP-645.
----------------------------------
Resolution: Fixed
Let's create a new bug for the other issues.
> Map-reduce task does not finish correctly when -reducer NONE is specified
> -------------------------------------------------------------------------
>
> Key: HADOOP-645
> URL: http://issues.apache.org/jira/browse/HADOOP-645
> Project: Hadoop
> Issue Type: Bug
> Components: contrib/streaming
> Affects Versions: 0.7.2
> Reporter: dhruba borthakur
> Assigned To: dhruba borthakur
> Fix For: 0.9.0
>
> Attachments: reducernone.patch
>
>
> Map-reduce task does not finish correctly when -reducer NONE is specified,
> The NONE option means that the reducer should not be generating any output.
> Using this option causes an exception in the task tracker:
> java.lang.IllegalArgumentException: URI is not hierarchical
> TaskRunner: at java.io.File.<init>(File.java:335)
> TaskRunner: at
> org.apache.hadoop.streaming.PipeMapRed.mapRedFinished(PipeMapRed.java:583)
> TaskRunner: at
> org.apache.hadoop.streaming.PipeMapper.close(PipeMapper.java:96)
> TaskRunner: at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:49)
> TaskRunner: at org.apache.hadoop.mapred.MapTask.run(MapTask.java:213)
> TaskRunner: at
> org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:1240)
> TaskRunner: sideEffectURI_ file:output length 11
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