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  1. WiredTiger
  2. WT-2389

Spread Out I/O Rather Than Spiking During Checkpoints

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    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major - P3
    • Resolution: Done
    • Affects Version/s: None
    • Fix Version/s: None
    • Labels:
      None

      Description

      Checkpoints trigger a lot of disk writes, in systems that checkpoint regularly, it would be better if the write load was stable rather than spiky.

        Attachments

        1. baseline_stat_3.2.1_3c2ad56.txt
          1.0 kB
        2. checkpoint_io_stability.png
          checkpoint_io_stability.png
          289 kB
        3. compare_3.2.1_develop.txt
          3 kB
        4. compareRuns.sh
          0.3 kB
        5. develop_04_08_2017_stats.txt
          1 kB
        6. stats_difference.txt
          3 kB
        7. testExecStatGen.sh
          6 kB

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              • Assignee:
                alexander.gorrod Alexander Gorrod
                Reporter:
                alexander.gorrod Alexander Gorrod
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                Dates

                • Created:
                  Updated:
                  Resolved: