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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (BEAM-206) FileBasedSink does serial renames
Date Mon, 15 Aug 2016 06:21:22 GMT

    [ https://issues.apache.org/jira/browse/BEAM-206?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15420651#comment-15420651
] 

ASF GitHub Bot commented on BEAM-206:
-------------------------------------

GitHub user dhalperi opened a pull request:

    https://github.com/apache/incubator-beam/pull/826

    [BEAM-206] FileBasedSink: improve parallelism in GCS copy/remove

    

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/dhalperi/incubator-beam file-based-sink-rename

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/incubator-beam/pull/826.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #826
    
----
commit b0671496fd7d7b182a617da0daefee1509e9c9da
Author: Dan Halperin <dhalperi@google.com>
Date:   2016-08-15T06:08:21Z

    FileBasedSink: improve parallelism in GCS copy/remove

----


> FileBasedSink does serial renames
> ---------------------------------
>
>                 Key: BEAM-206
>                 URL: https://issues.apache.org/jira/browse/BEAM-206
>             Project: Beam
>          Issue Type: Bug
>          Components: sdk-java-gcp
>            Reporter: Daniel Halperin
>            Assignee: Daniel Halperin
>
> This code can be the bottleneck if there are many small files. Should be parallelized
when possible.
> https://github.com/apache/incubator-beam/blob/master/sdks/java/core/src/main/java/org/apache/beam/sdk/io/FileBasedSink.java#L633



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