[GitHub] spark pull request #18174: [SPARK-20950][CORE]add a new config to diskWriteB...

[heary-cao <gi...@git.apache.org>]

Github user heary-cao commented on a diff in the pull request:

    https://github.com/apache/spark/pull/18174#discussion_r123923859
  
    --- Diff: core/src/main/java/org/apache/spark/shuffle/sort/ShuffleExternalSorter.java ---
    @@ -82,6 +82,9 @@
       /** The buffer size to use when writing spills using DiskBlockObjectWriter */
       private final int fileBufferSizeBytes;
     
    +  /** The buffer size to use when writes the sorted records to an on-disk file */
    --- End diff --
    
    @jiangxb1987 
    thanks for review it,
    The UnsafeSorterSpillWriter changes were updated.
    please review it. 


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