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Posted to mapreduce-issues@hadoop.apache.org by "Hadoop QA (Commented) (JIRA)" <ji...@apache.org> on 2012/02/06 03:53:59 UTC
[jira] [Commented] (MAPREDUCE-3810) MR AM's ContainerAllocator is
assigning the allocated containers very slowly
[ https://issues.apache.org/jira/browse/MAPREDUCE-3810?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13201008#comment-13201008 ]
Hadoop QA commented on MAPREDUCE-3810:
--------------------------------------
+1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12513383/MAPREDUCE-3810-20120205.txt
against trunk revision .
+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 eclipse:eclipse. The patch built with eclipse:eclipse.
+1 findbugs. The patch does not introduce any new Findbugs (version 1.3.9) warnings.
+1 release audit. The applied patch does not increase the total number of release audit warnings.
+1 core tests. The patch passed unit tests in .
+1 contrib tests. The patch passed contrib unit tests.
Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/1784//testReport/
Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/1784//console
This message is automatically generated.
> MR AM's ContainerAllocator is assigning the allocated containers very slowly
> ----------------------------------------------------------------------------
>
> Key: MAPREDUCE-3810
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-3810
> Project: Hadoop Map/Reduce
> Issue Type: Sub-task
> Components: mrv2, performance
> Affects Versions: 0.23.0
> Reporter: Vinod Kumar Vavilapalli
> Assignee: Vinod Kumar Vavilapalli
> Priority: Blocker
> Fix For: 0.23.1
>
> Attachments: MAPREDUCE-3810-20120205.txt
>
>
> This is mostly due to logging and other not-so-cheap operations we are doing as part of the AM->RM heartbeat cycle.
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