wangyum commented on PR #41545: URL: https://github.com/apache/spark/pull/41545#issuecomment-1815662327
Limiting the number of mappers can also reduce RPC calls to improve NameNode performance. Mapper tasks | 31920 | 15960 | 7980 | 3990 | 3648 -- | -- | -- | -- | -- | -- RPC calls | 127671 | 64684 | 31919 | 15953 | 15953 -- 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]
