cloud-fan commented on a change in pull request #32401:
URL: https://github.com/apache/spark/pull/32401#discussion_r667668816
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File path:
core/src/main/java/org/apache/spark/shuffle/sort/ShuffleExternalSorter.java
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@@ -107,14 +110,19 @@
@Nullable private MemoryBlock currentPage = null;
private long pageCursor = -1;
+ // Checksum calculator for each partition. Empty when shuffle checksum
disabled.
+ private final Checksum[] partitionChecksums;
+
ShuffleExternalSorter(
TaskMemoryManager memoryManager,
BlockManager blockManager,
TaskContext taskContext,
int initialSize,
+ int shuffleId,
+ long mapId,
Review comment:
these two are not used.
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