chenkovsky opened a new pull request #10572: [FLINK-15249] Improve PipelinedRegions calculation performance URL: https://github.com/apache/flink/pull/10572 # What is the purpose of the change This pull request improves the performance of PipelinedRegions calculation. # Brief change log The cost of union set merging is O(1). But current implement copies all vertices in one set to another set, its cost is O(n). # Verifying this change This change is already covered by existing tests. # Does this pull request potentially affect one of the following parts: Dependencies (does it add or upgrade a dependency): (no) The public API, i.e., is any changed class annotated with @Public(Evolving): (no) The serializers: (no) The runtime per-record code paths (performance sensitive): (no) Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Yarn/Mesos, ZooKeeper: (no) The S3 file system connector: (no) # Documentation Does this pull request introduce a new feature? (no) If yes, how is the feature documented? (not applicable)
---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services
