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From "Robert Bradshaw (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (BEAM-5521) Cache execution trees in SDK worker
Date Fri, 28 Sep 2018 07:22:00 GMT

     [ https://issues.apache.org/jira/browse/BEAM-5521?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Robert Bradshaw updated BEAM-5521:
----------------------------------
    Labels: portability-flink  (was: )

> Cache execution trees in SDK worker
> -----------------------------------
>
>                 Key: BEAM-5521
>                 URL: https://issues.apache.org/jira/browse/BEAM-5521
>             Project: Beam
>          Issue Type: Improvement
>          Components: sdk-py-harness
>            Reporter: Robert Bradshaw
>            Assignee: Robert Bradshaw
>            Priority: Major
>              Labels: portability-flink
>
> Currently they are re-constructed from the protos for every bundle, which is expensive
(especially for 1-element bundles in streaming flink). 
> Care should be taken to ensure the objects can be re-usued. 



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