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  1. WiredTiger
  2. WT-3810

wt_rdtsc calibration needs to be longer and verify validity

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major - P3
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.6.3, 3.7.1, WT3.1.0
    • Component/s: None
    • Labels:
      None
    • Sprint:
      Storage 2017-12-18, Storage 2018-01-01

      Description

      Some tests have been failing in the conn_calibrate_ticks with a divide by zero meaning that it detected that the calibration loop took 0 nanoseconds. Either the calibration loop needs to be longer, or it is not abiding by the volatile and is optimizing away the loop.

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          is related to

          Improvement - An improvement or enhancement to an existing feature or task. WT-4553 Investigate shortening time in global_calibrate_ticks

          • Major - P3 - Major loss of function.
          • Open
          related to

          Improvement - An improvement or enhancement to an existing feature or task. WT-4553 Investigate shortening time in global_calibrate_ticks

          • Major - P3 - Major loss of function.
          • Open

            Activity

              People

              Assignee:
              sue.loverso Susan LoVerso
              Reporter:
              sue.loverso Susan LoVerso
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                Dates

                Created:
                Updated:
                Resolved: