Github user sitalkedia commented on a diff in the pull request:
https://github.com/apache/spark/pull/13107#discussion_r68856272
--- Diff:
core/src/main/java/org/apache/spark/shuffle/sort/ShuffleExternalSorter.java ---
@@ -72,7 +72,10 @@
private final TaskContext taskContext;
private final ShuffleWriteMetrics writeMetrics;
- /** Force this sorter to spill when there are this many elements in
memory. For testing only */
+ /**
+ * Force this sorter to spill when there are this many elements in
memory. The default value is
+ * 1024 * 1024 * 1024 / 2 which allows the maximum size of the pointer
array to be 8G.
--- End diff --
I see, fixed that, thanks
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