Github user heary-cao commented on a diff in the pull request: https://github.com/apache/spark/pull/18174#discussion_r124265367 --- Diff: core/src/main/java/org/apache/spark/shuffle/sort/ShuffleExternalSorter.java --- @@ -123,6 +126,8 @@ this.inMemSorter = new ShuffleInMemorySorter( this, initialSize, conf.getBoolean("spark.shuffle.sort.useRadixSort", true)); this.peakMemoryUsedBytes = getMemoryUsage(); + this.diskWriteBufferSize = + conf.getInt("spark.shuffle.spill.diskWriteBufferSize", DISK_WRITE_BUFFER_SIZE); --- End diff -- Thank you for your guidance. please review it again.
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