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https://issues.apache.org/jira/browse/BEAM-10303?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17246689#comment-17246689
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Beam JIRA Bot commented on BEAM-10303:
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This issue is P2 but has been unassigned without any comment for 60 days so it
has been labeled "stale-P2". If this issue is still affecting you, we care!
Please comment and remove the label. Otherwise, in 14 days the issue will be
moved to P3.
Please see https://beam.apache.org/contribute/jira-priorities/ for a detailed
explanation of what these priorities mean.
> FnApiDoFnRunner window observing optimization
> ---------------------------------------------
>
> Key: BEAM-10303
> URL: https://issues.apache.org/jira/browse/BEAM-10303
> Project: Beam
> Issue Type: Improvement
> Components: sdk-java-harness
> Reporter: Luke Cwik
> Priority: P2
> Labels: Clarified, portability, stale-P2
> Time Spent: 10.5h
> Remaining Estimate: 0h
>
> Currently the FnApiDoFnRunner processes each element within it's own window.
> There is an easy optimization where we process the element once if and only
> if the function doesn't observe the window (either directly or indirectly via
> side inputs/state/...).
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