xuanyuanking commented on a change in pull request #25361: [SPARK-28625][Core]
Indeterminate shuffle support in Shuffle Writer API
URL: https://github.com/apache/spark/pull/25361#discussion_r310866301
##########
File path:
core/src/main/java/org/apache/spark/shuffle/sort/BypassMergeSortShuffleWriter.java
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@@ -129,8 +129,8 @@
@Override
public void write(Iterator<Product2<K, V>> records) throws IOException {
assert (partitionWriters == null);
- ShuffleMapOutputWriter mapOutputWriter = shuffleExecutorComponents
- .createMapOutputWriter(shuffleId, mapId, mapTaskAttemptId,
numPartitions);
+ ShuffleMapOutputWriter mapOutputWriter =
shuffleExecutorComponents.createMapOutputWriter(
+ shuffleId, -1, mapId, mapTaskAttemptId, numPartitions);
Review comment:
This PR created for quick reviewing of API changes, you can see the real
scenario of shuffleGeneraionId here :)
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