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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Work logged] (BEAM-5036) Optimize FileBasedSink's WriteOperation.moveToOutput()
Date Sun, 30 Sep 2018 15:23:00 GMT

     [ https://issues.apache.org/jira/browse/BEAM-5036?focusedWorklogId=149799&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-149799
]

ASF GitHub Bot logged work on BEAM-5036:
----------------------------------------

                Author: ASF GitHub Bot
            Created on: 30/Sep/18 15:22
            Start Date: 30/Sep/18 15:22
    Worklog Time Spent: 10m 
      Work Description: timrobertson100 commented on issue #6289: [BEAM-5036] Optimize the
FileBasedSink WriteOperation.moveToOutput()
URL: https://github.com/apache/beam/pull/6289#issuecomment-425728560
 
 
   Thank you @chamikaramj - can you please look at the responses I provide, before I address
yours? 

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Issue Time Tracking
-------------------

    Worklog Id:     (was: 149799)
    Time Spent: 7h 10m  (was: 7h)

> Optimize FileBasedSink's WriteOperation.moveToOutput()
> ------------------------------------------------------
>
>                 Key: BEAM-5036
>                 URL: https://issues.apache.org/jira/browse/BEAM-5036
>             Project: Beam
>          Issue Type: Improvement
>          Components: io-java-files
>    Affects Versions: 2.5.0
>            Reporter: Jozef Vilcek
>            Assignee: Tim Robertson
>            Priority: Major
>          Time Spent: 7h 10m
>  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:
> http://mail-archives.apache.org/mod_mbox/beam-dev/201807.mbox/%3CCAF9t7_4Mp54pQ+vRrJrBh9Vx0=uaKnuPZD_qdh_QDm9VXLLsZw@mail.gmail.com%3E



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