[CELEBORN-1812] Distinguish sorting-file from sort-tasks waiting to be submitted. #3040
+635
−528
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What changes were proposed in this pull request?
Current implementation uses
shuffleSortTaskDeque.size()
as current sorting file count.This value might be more appropriately described as the sort tasks waiting to be submitted tofileSorterExecutors
. And the actual current sorting file number ( doing some disk-io operation etc) should be get fromsortingShuffleFiles
.Why are the changes needed?
Add metrics to monitor current sorting files which is making disk-io operations.
Does this PR introduce any user-facing change?
No
How was this patch tested?