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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-5221) Reduce side Combiner is not used when using the new API
Date Tue, 01 Sep 2015 20:20:48 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-5221?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14726109#comment-14726109
] 

Hadoop QA commented on MAPREDUCE-5221:
--------------------------------------

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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | pre-patch |  17m 28s | Pre-patch trunk compilation is healthy. |
| {color:green}+1{color} | @author |   0m  0s | The patch does not contain any @author tags.
|
| {color:green}+1{color} | tests included |   0m  0s | The patch appears to include 5 new
or modified test files. |
| {color:green}+1{color} | javac |   8m  0s | There were no new javac warning messages. |
| {color:green}+1{color} | javadoc |  10m 11s | There were no new javadoc warning messages.
|
| {color:green}+1{color} | release audit |   0m 23s | The applied patch does not increase
the total number of release audit warnings. |
| {color:red}-1{color} | checkstyle |   1m  4s | The applied patch generated  9 new checkstyle
issues (total was 258, now 263). |
| {color:red}-1{color} | whitespace |   0m  1s | The patch has 1  line(s) that end in whitespace.
Use git apply --whitespace=fix. |
| {color:green}+1{color} | install |   1m 31s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse |   0m 35s | The patch built with eclipse:eclipse.
|
| {color:green}+1{color} | findbugs |   2m 17s | The patch does not introduce any new Findbugs
(version 3.0.0) warnings. |
| {color:green}+1{color} | mapreduce tests |   1m 50s | Tests passed in hadoop-mapreduce-client-core.
|
| {color:red}-1{color} | mapreduce tests | 117m 16s | Tests failed in hadoop-mapreduce-client-jobclient.
|
| | | 160m 57s | |
\\
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|| Reason || Tests ||
| Timed out tests | org.apache.hadoop.mapreduce.lib.jobcontrol.TestMapReduceJobControl |
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|| Subsystem || Report/Notes ||
| Patch URL | http://issues.apache.org/jira/secure/attachment/12753560/MAPREDUCE-5221.11.patch
|
| Optional Tests | javadoc javac unit findbugs checkstyle |
| git revision | trunk / dd149ad |
| checkstyle |  https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/5962/artifact/patchprocess/diffcheckstylehadoop-mapreduce-client-core.txt
|
| whitespace | https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/5962/artifact/patchprocess/whitespace.txt
|
| hadoop-mapreduce-client-core test log | https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/5962/artifact/patchprocess/testrun_hadoop-mapreduce-client-core.txt
|
| hadoop-mapreduce-client-jobclient test log | https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/5962/artifact/patchprocess/testrun_hadoop-mapreduce-client-jobclient.txt
|
| Test Results | https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/5962/testReport/
|
| Java | 1.7.0_55 |
| uname | Linux asf905.gq1.ygridcore.net 3.13.0-36-lowlatency #63-Ubuntu SMP PREEMPT Wed Sep
3 21:56:12 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux |
| Console output | https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/5962/console |


This message was automatically generated.

> Reduce side Combiner is not used when using the new API
> -------------------------------------------------------
>
>                 Key: MAPREDUCE-5221
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-5221
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>    Affects Versions: 2.0.4-alpha
>            Reporter: Siddharth Seth
>            Assignee: Tsuyoshi Ozawa
>              Labels: BB2015-05-TBR
>         Attachments: MAPREDUCE-5221.1.patch, MAPREDUCE-5221.10.patch, MAPREDUCE-5221.11.patch,
MAPREDUCE-5221.2.patch, MAPREDUCE-5221.3.patch, MAPREDUCE-5221.4.patch, MAPREDUCE-5221.5.patch,
MAPREDUCE-5221.6.patch, MAPREDUCE-5221.7-2.patch, MAPREDUCE-5221.7.patch, MAPREDUCE-5221.8.patch,
MAPREDUCE-5221.9.patch
>
>
> If a combiner is specified using o.a.h.mapreduce.Job.setCombinerClass - this will silently
ignored on the reduce side since the reduce side usage is only aware of the old api combiner.
> This doesn't fail the job - since the new combiner key does not deprecate the old key.



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