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https://issues.apache.org/jira/browse/BEAM-11779?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17331277#comment-17331277
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Beam JIRA Bot commented on BEAM-11779:
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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.
> Dataflow runner v2 tests occasionally fails with misconfigured sharding logic
> -----------------------------------------------------------------------------
>
> Key: BEAM-11779
> URL: https://issues.apache.org/jira/browse/BEAM-11779
> Project: Beam
> Issue Type: Bug
> Components: runner-dataflow
> Reporter: Yichi Zhang
> Priority: P3
> Time Spent: 8h 10m
> Remaining Estimate: 0h
>
> Dataflow runner v2 test sometimes mysteriously fails data loss error message.
> This is due to misconfigured sharding logic from backend with combination of
> shuffle_mode=service and use_runner_v2 logic.
> Example failing pipeline:
> https://pantheon.corp.google.com/dataflow/jobs/us-central1/2021-02-08_10_20_51-4474446822883759937?project=apache-beam-testing
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