liuzqt commented on PR #42095: URL: https://github.com/apache/spark/pull/42095#issuecomment-1646212279
> @liuzqt Can you retry the failed GA task? > > On the other hand, does this optimization have the same effect for Scala 2.13 as well? According to the profiling flamegraphs, most overhead comes "itable stub", which refers to the internal method dispatch mechanism used by the Scala compiler for virtual method calls. After changing to Java implementation, those overhead has gone. We haven't got environment to test agains scala 2.13, but I suppose the improvement should apply. -- 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]
