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  1. Core Server
  2. SERVER-12460

Implement fast counting for mongod

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major - P3
    • Resolution: Fixed
    • Affects Version/s: 2.5.4
    • Fix Version/s: 2.5.5
    • Component/s: Concurrency, Querying
    • Labels:
    • Environment:
      Linux ip-10-237-131-70 3.11.0-12-generic #19-Ubuntu SMP Wed Oct 9 16:20:46 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
    • Operating System:
      ALL

      Description

      mongo-perf shows counting is slower in 2.6 (wrt 2.4), fast path for counting should be implemented in the new query system.

        Attachments

        1. count.js
          0.5 kB
        2. Screenshot 2014-01-23 11.50.16.png
          Screenshot 2014-01-23 11.50.16.png
          262 kB
        3. Screenshot 2014-01-29 12.09.39.png
          Screenshot 2014-01-29 12.09.39.png
          294 kB

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                Dates

                • Created:
                  Updated:
                  Resolved: