[jira] [Commented] (SPARK-27186) Optimize SortShuffleWriter writing process

2019-03-19 Thread Apache Spark (JIRA) 


[ 
https://issues.apache.org/jira/browse/SPARK-27186?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16796671#comment-16796671
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Apache Spark commented on SPARK-27186:
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User 'AngersZh' has created a pull request for this issue:
https://github.com/apache/spark/pull/24124

> Optimize SortShuffleWriter writing process
> --
>
> Key: SPARK-27186
> URL: https://issues.apache.org/jira/browse/SPARK-27186
> Project: Spark
>  Issue Type: Improvement
>  Components: Shuffle
>Affects Versions: 3.0.0
>Reporter: wangjiaochun
>Priority: Minor
>
> If the SortShuffleWriter.write method records is empty, it should be return 
> directly and no need to keep running，refer to the process of 
> BypassMergeSortShuffleWriter.write. Here are the benefits of create Instance 
> ExternalSorter and tmp file. 



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[jira] [Commented] (SPARK-27186) Optimize SortShuffleWriter writing process

2019-03-18 Thread Yuming Wang (JIRA) 


[ 
https://issues.apache.org/jira/browse/SPARK-27186?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16794881#comment-16794881
 ] 

Yuming Wang commented on SPARK-27186:
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Please avoid to set {{Fix Version/s}} which is usually reserved for committers.

> Optimize SortShuffleWriter writing process
> --
>
> Key: SPARK-27186
> URL: https://issues.apache.org/jira/browse/SPARK-27186
> Project: Spark
>  Issue Type: Improvement
>  Components: Shuffle
>Affects Versions: 3.0.0
>Reporter: wangjiaochun
>Priority: Minor
> Fix For: 3.0.0
>
>
> If the SortShuffleWriter.write method records is empty, it should be return 
> directly and no need to keep running，refer to the process of 
> BypassMergeSortShuffleWriter.write. Here are the benefits of create Instance 
> ExternalSorter and tmp file. 



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