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Posted to issues@spark.apache.org by "Kay Ousterhout (JIRA)" <ji...@apache.org> on 2016/12/19 22:54:58 UTC

[jira] [Resolved] (SPARK-18836) Serialize Task Metrics once per stage

     [ https://issues.apache.org/jira/browse/SPARK-18836?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Kay Ousterhout resolved SPARK-18836.
------------------------------------
       Resolution: Fixed
         Assignee: Shivaram Venkataraman
    Fix Version/s: 1.3.0

> Serialize Task Metrics once per stage
> -------------------------------------
>
>                 Key: SPARK-18836
>                 URL: https://issues.apache.org/jira/browse/SPARK-18836
>             Project: Spark
>          Issue Type: Improvement
>          Components: Scheduler
>            Reporter: Shivaram Venkataraman
>            Assignee: Shivaram Venkataraman
>             Fix For: 1.3.0
>
>
> Right now we serialize the empty task metrics once per task -- Since this is shared across all tasks we could use the same serialized task metrics across all tasks of a stage



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