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  1. Hive
  2. HIVE-20147

Hive streaming ingest is contented on synchronized logging

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 4.0.0, 3.2.0
    • Fix Version/s: 4.0.0, 3.2.0
    • Component/s: Streaming, Transactions
    • Labels:
      None

      Description

      In one of the observed profile, >30% time spent on synchronized logging. See attachment. 

      We should use async logging for hive streaming ingest by default. 

        Attachments

        1. HIVE-20147.1.patch
          8 kB
          Prasanth Jayachandran
        2. Screen Shot 2018-07-11 at 4.17.27 PM.png
          473 kB
          Prasanth Jayachandran
        3. sync-logger-contention.svg
          290 kB
          Prasanth Jayachandran

          Activity

            People

            • Assignee:
              prasanth_j Prasanth Jayachandran
              Reporter:
              prasanth_j Prasanth Jayachandran
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              Dates

              • Created:
                Updated:
                Resolved: