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From "ASF GitHub Bot (JIRA)" <>
Subject [jira] [Work logged] (BEAM-5036) Optimize FileBasedSink's WriteOperation.moveToOutput()
Date Fri, 21 Sep 2018 18:01:02 GMT


ASF GitHub Bot logged work on BEAM-5036:

                Author: ASF GitHub Bot
            Created on: 21/Sep/18 18:00
            Start Date: 21/Sep/18 18:00
    Worklog Time Spent: 10m 
      Work Description: lukecwik commented on issue #6289: [BEAM-5036] Optimize the FileBasedSink
   Also, can this thread be brought to dev@ instead of being on a Github PR?

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Issue Time Tracking

    Worklog Id:     (was: 146511)
    Time Spent: 3.5h  (was: 3h 20m)

> Optimize FileBasedSink's WriteOperation.moveToOutput()
> ------------------------------------------------------
>                 Key: BEAM-5036
>                 URL:
>             Project: Beam
>          Issue Type: Improvement
>          Components: io-java-files
>    Affects Versions: 2.5.0
>            Reporter: Jozef Vilcek
>            Assignee: Tim Robertson
>            Priority: Major
>          Time Spent: 3.5h
>  Remaining Estimate: 0h
> moveToOutput() methods in FileBasedSink.WriteOperation implements move by copy+delete.
It would be better to use a rename() which can be much more effective for some filesystems.
> Filesystem must support cross-directory rename. BEAM-4861 is related to this for the
case of HDFS filesystem.
> Feature was discussed here:

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