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Posted to issues@beam.apache.org by "Alan Myrvold (Jira)" <ji...@apache.org> on 2019/11/26 20:53:00 UTC

[jira] [Assigned] (BEAM-8832) Slow GCS uploads for large Java staging jars

     [ https://issues.apache.org/jira/browse/BEAM-8832?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Alan Myrvold reassigned BEAM-8832:
----------------------------------

    Assignee: Alan Myrvold

> Slow GCS uploads for large Java staging jars
> --------------------------------------------
>
>                 Key: BEAM-8832
>                 URL: https://issues.apache.org/jira/browse/BEAM-8832
>             Project: Beam
>          Issue Type: Improvement
>          Components: runner-dataflow
>    Affects Versions: 2.16.0
>            Reporter: Alan Myrvold
>            Assignee: Alan Myrvold
>            Priority: Minor
>
> The default and max upload chunk size is 1M, in 
> [https://github.com/apache/beam/blob/master/runners/google-cloud-dataflow-java/src/main/java/org/apache/beam/runners/dataflow/util/GcsStager.java#L96]
> This should be at least 8M to improve performance.
> 8m is the default python write chunk size
> [https://github.com/apache/beam/blob/master/sdks/python/apache_beam/io/gcp/gcsio.py#L86]
>  



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