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  1. Core Server
  2. SERVER-21542

Optimize SpinLock to use std::atomic_flag rather than pthread_spin_lock

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    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major - P3
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.2.0-rc4
    • Component/s: Internal Code, Performance
    • Labels:
      None
    • Backwards Compatibility:
      Fully Compatible
    • Sprint:
      QuInt C (11/23/15)

      Description

      Buys 2-5% perf wins on linux. No change will be made to the windows implementation of SpinLock in this work.

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