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Apache Spark commented on SPARK-11252: -------------------------------------- User 'lianhuiwang' has created a pull request for this issue: https://github.com/apache/spark/pull/9227 > 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-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org