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  1. Hive
  2. HIVE-13925 ETL optimizations
  3. HIVE-14070

hive.tez.exec.print.summary=true returns wrong performance numbers on HS2

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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 2.0.0
    • 2.3.0
    • None
    • None

    Description

      On master, we have

      Query Execution Summary
      ----------------------------------------------------------------------------------------------
      OPERATION                            DURATION
      ----------------------------------------------------------------------------------------------
      Compile Query                       -1466208820.74s
      Prepare Plan                            0.00s
      Submit Plan                         1466208825.50s
      Start DAG                               0.26s
      Run DAG                                 4.39s
      ----------------------------------------------------------------------------------------------
      
      Task Execution Summary
      ----------------------------------------------------------------------------------------------
        VERTICES   DURATION(ms)  CPU_TIME(ms)  GC_TIME(ms)  INPUT_RECORDS  OUTPUT_RECORDS
      ----------------------------------------------------------------------------------------------
           Map 1        1014.00         1,534           11          1,500               1
       Reducer 2          96.00           541            0              1               0
      ----------------------------------------------------------------------------------------------
      
      

      sounds like a real issue.

      Attachments

        1. HIVE-14070.03.patch
          6 kB
          Pengcheng Xiong
        2. HIVE-14070.02.patch
          6 kB
          Pengcheng Xiong
        3. HIVE-14070.01.patch
          6 kB
          Pengcheng Xiong

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              pxiong Pengcheng Xiong
              pxiong Pengcheng Xiong
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                Created:
                Updated:
                Resolved: