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Posted to issues@beam.apache.org by "Ismaël Mejía (JIRA)" <ji...@apache.org> on 2018/11/06 22:03:00 UTC

[jira] [Resolved] (BEAM-5987) Spark SideInputReader performance

     [ https://issues.apache.org/jira/browse/BEAM-5987?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ismaël Mejía resolved BEAM-5987.
--------------------------------
    Resolution: Fixed

> Spark SideInputReader performance
> ---------------------------------
>
>                 Key: BEAM-5987
>                 URL: https://issues.apache.org/jira/browse/BEAM-5987
>             Project: Beam
>          Issue Type: Bug
>          Components: runner-spark
>    Affects Versions: 2.8.0
>            Reporter: David Moravek
>            Assignee: David Moravek
>            Priority: Major
>             Fix For: 2.9.0
>
>         Attachments: Screen Shot 2018-11-06 at 13.05.36.png
>
>          Time Spent: 50m
>  Remaining Estimate: 0h
>
> We did some profiling of a spark job and 90% of the application time was spent on side input deserialization.
> For spark, an easy fix is to cache materialized side inputs per bundle. This improved running time of the profiled job from 3 hours to 30 minutes.



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