cfmcgrady commented on code in PR #2609:
URL: https://github.com/apache/celeborn/pull/2609#discussion_r1713613952
##########
client/src/main/java/org/apache/celeborn/client/read/CelebornInputStream.java:
##########
@@ -388,6 +389,15 @@ private ByteBuf getNextChunk() throws IOException {
throw new CelebornIOException(
"Fetch data from excluded worker! " +
currentReader.getLocation());
}
+
+ // read one chunk first, then throw CelebornIOException to let spark
rerun stage
+ if (conf.testRandomPushForStageRerun() && shuffleId == 0 &&
!alreadyReadChunk) {
Review Comment:
assigning a class member to prevent performance degradation.
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