[jira] [Assigned] (SPARK-11252) ExternalShuffleClient should release connection after it had completed to fetch blocks from yarn's NameManager

["Apache Spark (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-11252?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-11252:
------------------------------------

    Assignee:     (was: Apache Spark)

> ExternalShuffleClient should release connection after it had completed to fetch blocks from yarn's NameManager
> --------------------------------------------------------------------------------------------------------------
>
>                 Key: SPARK-11252
>                 URL: https://issues.apache.org/jira/browse/SPARK-11252
>             Project: Spark
>          Issue Type: Bug
>          Components: Shuffle, YARN
>            Reporter: Lianhui Wang
>
> ExternalShuffleClient of executors reserve its connection with yarn's NodeManager until application has been completed. so it will make NodeManager has many socket connections.
> in order to reduce network pressure of NodeManager's shuffleService, after registerWithShuffleServer or fetchBlocks have been completed in ExternalShuffleClient,  connection for shuffleService needs to be closed.



--
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