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  1. Core Server
  2. SERVER-23614

High CPU Load on Idle/Prod Server

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major - P3
    • Resolution: Duplicate
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: None
    • Labels:
      None
    • Environment:
      Gentoo, Kernel 4.1.14.
    • Operating System:
      ALL

      Description

      Hi,

      i have a fresh mongodb-3.2 running and a idle load from 1.x.

      With a replset and live traffic the load increase to 4-5.

      strace output:

      select(8, [6 7], NULL, NULL, {0, 10000}) = 0 (Timeout)
      		 
      select(8, [6 7], NULL, NULL, {0, 10000}) = 0 (Timeout)
      		 
      select(8, [6 7], NULL, NULL, {0, 10000}) = 0 (Timeout)
      		 
      select(8, [6 7], NULL, NULL, {0, 10000}) = 0 (Timeout)
      		 
      select(8, [6 7], NULL, NULL, {0, 10000}) = 0 (Timeout)

        Attachments

        1. diagnostic.data.tar.gz
          2.13 MB
        2. iostat.log.gz
          637 kB
        3. mongodb.log.gz
          19 kB

          Issue Links

          duplicates

          Bug - A problem which impairs or prevents the functions of the product. SERVER-2114 Don't use select timeouts for fast coarse timing

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

            Activity

              People

              Assignee:
              kelsey.schubert Kelsey T Schubert
              Reporter:
              Bodenhaltung Bodenhaltung [X]
              Participants:
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                Dates

                Created:
                Updated:
                Resolved: