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https://issues.apache.org/jira/browse/BEAM-3645?focusedWorklogId=266196&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-266196
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ASF GitHub Bot logged work on BEAM-3645:
----------------------------------------

                Author: ASF GitHub Bot
            Created on: 24/Jun/19 22:54
            Start Date: 24/Jun/19 22:54
    Worklog Time Spent: 10m 
      Work Description: Hannah-Jiang commented on issue #8872: [BEAM-3645] add 
ParallelBundleManager
URL: https://github.com/apache/beam/pull/8872#issuecomment-505211244
 
 
   Robert, thanks for your comments, they are very helpful and thoughtful.
   I fixed all at new commit, can you please take a look when you have time?
   Many thanks.
 
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Issue Time Tracking
-------------------

    Worklog Id:     (was: 266196)
    Time Spent: 9.5h  (was: 9h 20m)

> Support multi-process execution on the FnApiRunner
> --------------------------------------------------
>
>                 Key: BEAM-3645
>                 URL: https://issues.apache.org/jira/browse/BEAM-3645
>             Project: Beam
>          Issue Type: Improvement
>          Components: sdk-py-core
>    Affects Versions: 2.2.0, 2.3.0
>            Reporter: Charles Chen
>            Assignee: Hannah Jiang
>            Priority: Major
>          Time Spent: 9.5h
>  Remaining Estimate: 0h
>
> https://issues.apache.org/jira/browse/BEAM-3644 gave us a 15x performance 
> gain over the previous DirectRunner.  We can do even better in multi-core 
> environments by supporting multi-process execution in the FnApiRunner, to 
> scale past Python GIL limitations.



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