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https://issues.apache.org/jira/browse/BEAM-10377?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Anonymous updated BEAM-10377:
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    Status: Triage Needed  (was: Resolved)

> Avoid expanding windows if not needed when processing elements in portable 
> runner
> ---------------------------------------------------------------------------------
>
>                 Key: BEAM-10377
>                 URL: https://issues.apache.org/jira/browse/BEAM-10377
>             Project: Beam
>          Issue Type: Improvement
>          Components: sdk-java-harness
>            Reporter: Ismaël Mejía
>            Assignee: Ismaël Mejía
>            Priority: P2
>              Labels: Done
>             Fix For: Not applicable
>
>
> As discussed in the [mailing 
> list|https://lists.apache.org/thread.html/r26a828bd1feaaa6caaa76f37a0f0819ddb45b18accbd8522c587f980%40%3Cdev.beam.apache.org%3E]
>  it seems that in the portable execution we are not doing the optimization of 
> non expanding windows if not needed as done in 
> [SimpleDoFnRunner|[https://github.com/apache/beam/blob/591de3473144de54beef0932131025e2a4d8504b/runners/core-java/src/main/java/org/apache/beam/runners/core/SimpleDoFnRunner.java#L133].]
> This issue is to track that we apply this optimization.



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