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  1. Core Server
  2. SERVER-3634

improve not in mem yielding hash function

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    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major - P3
    • Resolution: Gone away
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: Concurrency
    • Labels:
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      Description

      See QA-10

      5) I think the hash function in record.cpp can in some cases result in nearby memory locations hashing to nearby buckets - for example I think if the hash product for the most significant 48 bits mod 2^16 is a decently high power of 2.

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