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https://issues.apache.org/jira/browse/BEAM-5521?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17184539#comment-17184539
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Beam JIRA Bot commented on BEAM-5521:
-------------------------------------
This issue was marked "stale-P2" and has not received a public comment in 14
days. It is now automatically moved to P3. If you are still affected by it, you
can comment and move it back to P2.
> 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
> Priority: P3
> Labels: portability-flink
> Time Spent: 40m
> Remaining Estimate: 0h
>
> 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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