hadoop-mapreduce-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-6105) Inconsistent configuration in property mapreduce.reduce.shuffle.merge.percent
Date Mon, 16 Mar 2015 20:37:38 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-6105?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14363868#comment-14363868

Hadoop QA commented on MAPREDUCE-6105:

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  against trunk revision ce5de93.

    {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
                        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}.  There were no new javadoc 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
2.0.3) 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.

Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/5293//testReport/
Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/5293//console

This message is automatically generated.

> Inconsistent configuration in property mapreduce.reduce.shuffle.merge.percent
> -----------------------------------------------------------------------------
>                 Key: MAPREDUCE-6105
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6105
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>    Affects Versions: 2.4.0, 2.4.1
>            Reporter: Dongwook Kwon
>            Assignee: Ray Chiang
>            Priority: Trivial
>              Labels: newbie
>         Attachments: MAPREDUCE-6105-01.patch, MAPREDUCE-6105.patch
> Similar to MAPREDUCE-5906, In MergeManagerImpl.java, the default value of MRJobConfig.SHUFFLE_MERGE_PERCENT(mapreduce.reduce.shuffle.merge.percent)
should be 0.66 
> According to official doc.
> https://hadoop.apache.org/docs/current/hadoop-mapreduce-client/hadoop-mapreduce-client-core/mapred-default.xml
> {code}
>     this.mergeThreshold = (long)(this.memoryLimit * 
>                           jobConf.getFloat(MRJobConfig.SHUFFLE_MERGE_PERCENT, 
>                                            0.90f));
> {code}

This message was sent by Atlassian JIRA

View raw message