mridulm commented on pull request #30392: URL: https://github.com/apache/spark/pull/30392#issuecomment-728746062
I am not sure I follow - the `reduce` will reduce it at driver - based on the individual priority queues per partition - while `treeReduce` will progressively reduce it in executors before pulling final pq result to driver. What is the concern here ? ---------------------------------------------------------------- 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] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
