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https://issues.apache.org/jira/browse/BEAM-814?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15839843#comment-15839843
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ASF GitHub Bot commented on BEAM-814:
-------------------------------------

Github user asfgit closed the pull request at:

    https://github.com/apache/beam/pull/1849


> Improve performance when staging files
> --------------------------------------
>
>                 Key: BEAM-814
>                 URL: https://issues.apache.org/jira/browse/BEAM-814
>             Project: Beam
>          Issue Type: Improvement
>          Components: runner-dataflow
>            Reporter: Daniel Halperin
>            Assignee: Daniel Halperin
>            Priority: Minor
>             Fix For: 0.5.0
>
>
> Right now, {{PackageUtil}} hashes/compresses/sizes files, checks if they have 
> already been staged, and uploads them if not, completely serially.
> There is some low-hanging fruit to parallelize this.



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