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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2015/10/26 03:21:27 UTC

[jira] [Assigned] (SPARK-11307) Reduce memory consumption of OutputCommitCoordinator bookkeeping structures

     [ https://issues.apache.org/jira/browse/SPARK-11307?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-11307:
------------------------------------

    Assignee: Josh Rosen  (was: Apache Spark)

> Reduce memory consumption of OutputCommitCoordinator bookkeeping structures
> ---------------------------------------------------------------------------
>
>                 Key: SPARK-11307
>                 URL: https://issues.apache.org/jira/browse/SPARK-11307
>             Project: Spark
>          Issue Type: Bug
>          Components: Scheduler
>            Reporter: Josh Rosen
>            Assignee: Josh Rosen
>
> OutputCommitCoordinator uses a map in a place where an array would suffice, increasing its memory consumption for result stages with millions of tasks.



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