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  1. Core Server
  2. SERVER-5687

Track standard deviation of object size

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    • Icon: Improvement Improvement
    • Resolution: Won't Fix
    • Icon: Major - P3 Major - P3
    • None
    • None
    • Storage
    • None
    • Storage Execution

    Description

      Useful for readahead recommendations, but will require keeping extra stats per namespace.

      http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance#On-line_algorithm

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            backlog-server-execution Backlog - Storage Execution Team
            mathias@mongodb.com Mathias Stearn
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