weixiuli opened a new pull request #35743: URL: https://github.com/apache/spark/pull/35743
### What changes were proposed in this pull request? FetchShuffleBlocks message need to check in ShuffleManagedBufferIterator only once, to improve the external shuffle service iterations. ### Why are the changes needed? Currently, the FetchShuffleBlocks are checked in each element of a ShuffleManagedBufferIterator, which is unnecessary and only need to check once in ShuffleManagedBufferIterator constructor. ### Does this PR introduce _any_ user-facing change? No' ### How was this patch tested? Existing unittests. -- 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]
