[jira] [Commented] (BEAM-13142) Ensure that the payload is consumed on Elements.Data and Elements.Timers when is_last = true

["Beam JIRA Bot (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/BEAM-13142?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17474808#comment-17474808 ] 

Beam JIRA Bot commented on BEAM-13142:
--------------------------------------

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.


> Ensure that the payload is consumed on Elements.Data and Elements.Timers when is_last = true
> --------------------------------------------------------------------------------------------
>
>                 Key: BEAM-13142
>                 URL: https://issues.apache.org/jira/browse/BEAM-13142
>             Project: Beam
>          Issue Type: Bug
>          Components: sdk-go, sdk-java-harness, sdk-py-harness
>            Reporter: Luke Cwik
>            Priority: P2
>              Labels: stale-P2
>
> BeamFnDataInboundObserver drops the bytes instead of passing it forward on the last message: https://github.com/apache/beam/blob/cd4b7f3b1af4f51bdab1a0b1a98f94b5288c09ec/sdks/java/fn-execution/src/main/java/org/apache/beam/sdk/fn/data/BeamFnDataInboundObserver.java#L58
> data_plane.py drops the timers payload but seems to do the right thing for data:
> https://github.com/apache/beam/blob/cd4b7f3b1af4f51bdab1a0b1a98f94b5288c09ec/sdks/python/apache_beam/runners/worker/data_plane.py#L343
> data_mgr.go drops the data payload (timers don't seem to be supported):
> https://github.com/apache/beam/blob/cd4b7f3b1af4f51bdab1a0b1a98f94b5288c09ec/sdks/go/pkg/beam/core/runtime/harness/datamgr.go#L297



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