[jira] [Commented] (MAPREDUCE-5596) Allow configuring the number of threads used to serve shuffle connections

["Hadoop QA (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/MAPREDUCE-5596?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13805942#comment-13805942 ] 

Hadoop QA commented on MAPREDUCE-5596:
--------------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12610425/MAPREDUCE-5596.patch
  against trunk revision .

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:red}-1 tests included{color}.  The patch doesn't appear to include any new or modified tests.
                        Please justify why no new tests are needed for this patch.
                        Also please list what manual steps were performed to verify this patch.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of javac compiler warnings.

    {color:green}+1 javadoc{color}.  The javadoc tool did not generate any warning messages.

    {color:green}+1 eclipse:eclipse{color}.  The patch built with eclipse:eclipse.

    {color:green}+1 findbugs{color}.  The patch does not introduce any new Findbugs (version 1.3.9) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number of release audit warnings.

    {color:green}+1 core tests{color}.  The patch passed unit tests in hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle.

    {color:green}+1 contrib tests{color}.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/4144//testReport/
Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/4144//console

This message is automatically generated.

> Allow configuring the number of threads used to serve shuffle connections
> -------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-5596
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-5596
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>    Affects Versions: 2.2.0
>            Reporter: Sandy Ryza
>            Assignee: Sandy Ryza
>         Attachments: MAPREDUCE-5596.patch
>
>
> MR1 had mapreduce.tasktracker.http.threads.  MR2 always uses the Netty default 2 * Runtime.availableProcessors().  We should make this configurable.



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