rmcyang opened a new pull request, #37638: URL: https://github.com/apache/spark/pull/37638
### What changes were proposed in this pull request? This is one of the patches for SPARK-33235: Push-based Shuffle Improvement Tasks. Added a class `PushMergeMetrics`, to collect below metrics from shuffle server side for Push-based shuffle: - no opportunity responses - too late responses - pushed bytes written - cached block bytes ### Why are the changes needed? This helps to understand the push based shuffle metrics from shuffle server side. ### Does this PR introduce _any_ user-facing change? No. ### How was this patch tested? Added a method `verifyMetrics` to verify those metrics in existing unit tests. -- 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. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
