You are viewing a plain text version of this content. The canonical link for it is here.

Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2016/09/09 15:12:21 UTC

[jira] [Assigned] (SPARK-17447) performance improvement in Partitioner.DefaultPartitioner

     [ https://issues.apache.org/jira/browse/SPARK-17447?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-17447:
------------------------------------

    Assignee: Apache Spark

> performance improvement in Partitioner.DefaultPartitioner 
> ----------------------------------------------------------
>
>                 Key: SPARK-17447
>                 URL: https://issues.apache.org/jira/browse/SPARK-17447
>             Project: Spark
>          Issue Type: Improvement
>          Components: Spark Core
>    Affects Versions: 2.0.0
>            Reporter: WangJianfei
>            Assignee: Apache Spark
>            Priority: Trivial
>         Attachments: SPARK-17447.patch
>
>   Original Estimate: 1h
>  Remaining Estimate: 1h
>
> if there are many rdds in some situations,the sort will loss he performance servely,actually we needn't sort the rdds , we can just scan the rdds one time to gain the same goal.



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscribe@spark.apache.org
For additional commands, e-mail: issues-help@spark.apache.org