[ 
https://issues.apache.org/jira/browse/MAPREDUCE-6105?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14364909#comment-14364909
 ] 

Hudson commented on MAPREDUCE-6105:
-----------------------------------

FAILURE: Integrated in Hadoop-Yarn-trunk #869 (See 
[https://builds.apache.org/job/Hadoop-Yarn-trunk/869/])
MAPREDUCE-6105. nconsistent configuration in property 
mapreduce.reduce.shuffle.merge.percent. Contributed by Ray Chiang. (harsh: rev 
685dbafbe2154e5bf4b638da0668ce32d8c879b0)
* 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/task/reduce/MergeManagerImpl.java
* 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/MRJobConfig.java
* hadoop-mapreduce-project/CHANGES.txt


> 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
>             Fix For: 2.8.0
>
>         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
(v6.3.4#6332)

Reply via email to