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https://issues.apache.org/jira/browse/HADOOP-4163?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12637072#action_12637072
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Hadoop QA commented on HADOOP-4163:
-----------------------------------
-1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12391525/4163_v3.patch
against trunk revision 701948.
+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 core tests. The patch failed core unit tests.
+1 contrib tests. The patch passed contrib unit tests.
Test results:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3435/testReport/
Findbugs warnings:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3435/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3435/artifact/trunk/build/test/checkstyle-errors.html
Console output:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3435/console
This message is automatically generated.
> If a reducer failed at shuffling stage, the task should fail, not just
> logging an exception
> -------------------------------------------------------------------------------------------
>
> Key: HADOOP-4163
> URL: https://issues.apache.org/jira/browse/HADOOP-4163
> Project: Hadoop Core
> Issue Type: Bug
> Components: mapred
> Affects Versions: 0.17.1
> Reporter: Runping Qi
> Assignee: Sharad Agarwal
> Priority: Blocker
> Fix For: 0.19.0
>
> Attachments: 4163_v1.patch, 4163_v2.patch, 4163_v3.patch
>
>
> I saw a reducer stuck at the shuffling stage, with the following exception
> logged in the log file:
> 2008-08-30 00:16:23,265 ERROR org.apache.hadoop.mapred.ReduceTask: Map output
> copy failure: org.apache.hadoop.fs.FSError: java.io.IOException: No space
> left on device
> at
> org.apache.hadoop.fs.RawLocalFileSystem$LocalFSFileOutputStream.write(RawLocalFileSystem.java:199)
> at
> java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:65)
> at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:123)
> at java.io.FilterOutputStream.close(FilterOutputStream.java:140)
> at
> org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:59)
> at
> org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:79)
> at
> org.apache.hadoop.fs.ChecksumFileSystem$ChecksumFSOutputSummer.close(ChecksumFileSystem.java:332)
> at
> org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:59)
> at
> org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:79)
> at
> org.apache.hadoop.mapred.MapOutputLocation.getFile(MapOutputLocation.java:185)
> at
> org.apache.hadoop.mapred.ReduceTask$ReduceCopier$MapOutputCopier.copyOutput(ReduceTask.java:815)
> at
> org.apache.hadoop.mapred.ReduceTask$ReduceCopier$MapOutputCopier.run(ReduceTask.java:764)
> Caused by: java.io.IOException: No space left on device
> at java.io.FileOutputStream.writeBytes(Native Method)
> at java.io.FileOutputStream.write(FileOutputStream.java:260)
> at
> org.apache.hadoop.fs.RawLocalFileSystem$LocalFSFileOutputStream.write(RawLocalFileSystem.java:197)
> ... 11 more
> 2008-08-30 00:16:23,320 WARN org.apache.hadoop.mapred.TaskTracker: Error
> running child
> java.io.IOException: task_200808291851_0001_r_000023_0The reduce copier failed
> at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:329)
> at
> org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2122)
> The task should have died.
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