Uploaded image for project: 'HBase'
  1. HBase
  2. HBASE-11446

Reduce the frequency of RNG calls in SecureWALCellCodec#EncryptedKvEncoder

    XMLWordPrintableJSON

    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.99.0, 0.98.4
    • Component/s: None
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      By reducing the frequency of RNG calls in SecureWALCellCodec#EncryptedKvEncoder we can save 37% of on CPU time in that method and 3% of total on CPU time during an ingest test. WAL processing is a critical latency sensitive area.

        Attachments

        1. HBASE-11446.patch
          3 kB
          Andrew Kyle Purtell
        2. HBASE-11446.patch
          7 kB
          Andrew Kyle Purtell
        3. HBASE-11446.patch
          8 kB
          Andrew Kyle Purtell

          Issue Links

            Activity

              People

              • Assignee:
                apurtell Andrew Kyle Purtell
                Reporter:
                apurtell Andrew Kyle Purtell
              • Votes:
                0 Vote for this issue
                Watchers:
                6 Start watching this issue

                Dates

                • Created:
                  Updated:
                  Resolved: