mridulm commented on a change in pull request #33034:
URL: https://github.com/apache/spark/pull/33034#discussion_r679520637
##########
File path:
common/network-shuffle/src/main/java/org/apache/spark/network/shuffle/RemoteBlockPushResolver.java
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@@ -410,17 +498,41 @@ public MergeStatuses
finalizeShuffleMerge(FinalizeShuffleMerge msg) throws IOExc
+ "with the current attempt id %s stored in shuffle service for
application %s",
msg.appAttemptId, appShuffleInfo.attemptId, msg.appId));
}
- Map<Integer, AppShufflePartitionInfo> shufflePartitions =
- appShuffleInfo.partitions.remove(msg.shuffleId);
+ AtomicReference<Map<Integer, AppShufflePartitionInfo>>
shuffleMergePartitionsRef =
+ new AtomicReference<>(null);
+ // Metadata of the determinate stage shuffle can be safely removed as part
of finalizing
+ // shuffle merge. Currently once the shuffle is finalized for a
determinate stages, retry
+ // stages of the same shuffle will have shuffle push disabled.
+ if (msg.shuffleMergeId == DETERMINATE_SHUFFLE_MERGE_ID) {
+ shuffleMergePartitionsRef.set(
+
appShuffleInfo.partitions.remove(msg.shuffleId).shuffleMergePartitions);
Review comment:
`appShuffleInfo.partitions.remove(msg.shuffleId)` can be `null` - check
before setting
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