gaoyajun02 commented on code in PR #38333: URL: https://github.com/apache/spark/pull/38333#discussion_r1012468152
########## core/src/main/scala/org/apache/spark/storage/ShuffleBlockFetcherIterator.scala: ########## @@ -794,7 +794,15 @@ final class ShuffleBlockFetcherIterator( // since the last call. val msg = s"Received a zero-size buffer for block $blockId from $address " + s"(expectedApproxSize = $size, isNetworkReqDone=$isNetworkReqDone)" - throwFetchFailedException(blockId, mapIndex, address, new IOException(msg)) + if (blockId.isShuffleChunk) { + logWarning(msg) + pushBasedFetchHelper.initiateFallbackFetchForPushMergedBlock(blockId, address) Review Comment: And then the size of the original shuffle block is not 0, because there is no FetchFailedException in the stage -- 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: reviews-unsubscr...@spark.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org