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https://issues.apache.org/jira/browse/HADOOP-4842?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12681824#action_12681824
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Hadoop QA commented on HADOOP-4842:
-----------------------------------
-1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12402126/patch-4842-2.txt
against trunk revision 753113.
+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 Eclipse classpath. The patch retains Eclipse classpath integrity.
+1 release audit. The applied patch does not increase the total number of
release audit warnings.
-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-minerva.apache.org/61/testReport/
Findbugs warnings:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-minerva.apache.org/61/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-minerva.apache.org/61/artifact/trunk/build/test/checkstyle-errors.html
Console output:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-minerva.apache.org/61/console
This message is automatically generated.
> Streaming combiner should allow command, not just JavaClass
> -----------------------------------------------------------
>
> Key: HADOOP-4842
> URL: https://issues.apache.org/jira/browse/HADOOP-4842
> Project: Hadoop Core
> Issue Type: Improvement
> Components: contrib/streaming
> Reporter: Marco Nicosia
> Assignee: Amareshwari Sriramadasu
> Fix For: 0.21.0
>
> Attachments: patch-4842-1.txt, patch-4842-2.txt, patch-4842.txt
>
>
> Streaming jobs are way slower than Java jobs for many reasons, but certainly
> stopping the shell-only programmer from using the combiner feature won't
> help. Right now, the streaming usage says:
> {quote}
> -mapper <cmd|JavaClassName> The streaming command to run
> -combiner <JavaClassName> Combiner has to be a Java class
> -reducer <cmd|JavaClassName> The streaming command to run
> {quote}
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