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Posted to github@beam.apache.org by "Abacn (via GitHub)" <gi...@apache.org> on 2023/03/03 19:12:29 UTC

[GitHub] [beam] Abacn commented on pull request #25716: Stop emitting upon truncate in Java PeriodicSequence

Abacn commented on PR #25716:
URL: https://github.com/apache/beam/pull/25716#issuecomment-1453998026

   During testing it is also found that runner v2 calls newTracker as much as 5x than runner v1. This may have performance impacts since newTracer is used in every splittable DoFn.
   
   runner v1 log:
   
   <img width="386" alt="image" src="https://user-images.githubusercontent.com/8010435/222806589-6f71ae76-2a2c-4e43-bf36-4a4307138716.png">
   runner v2 log:
   
   <img width="388" alt="image" src="https://user-images.githubusercontent.com/8010435/222806515-24448887-124f-4817-85be-6e2e4101a224.png">
   


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