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Posted to issues@spark.apache.org by "Marcelo Masiero Vanzin (Jira)" <ji...@apache.org> on 2019/11/26 19:04:00 UTC

[jira] [Assigned] (SPARK-27651) Avoid the network when block manager fetches shuffle blocks from the same host

     [ https://issues.apache.org/jira/browse/SPARK-27651?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Marcelo Masiero Vanzin reassigned SPARK-27651:
----------------------------------------------

    Assignee: Attila Zsolt Piros

> Avoid the network when block manager fetches shuffle blocks from the same host
> ------------------------------------------------------------------------------
>
>                 Key: SPARK-27651
>                 URL: https://issues.apache.org/jira/browse/SPARK-27651
>             Project: Spark
>          Issue Type: Improvement
>          Components: Block Manager
>    Affects Versions: 3.0.0
>            Reporter: Attila Zsolt Piros
>            Assignee: Attila Zsolt Piros
>            Priority: Major
>
> When a shuffle block (content) is fetched the network is always used even when it is fetched from an executor (or the external shuffle service) running on the same host.



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