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  1. Core Server
  2. SERVER-25628

FileAllocator::get not thread-safe

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    • Type: Icon: Bug Bug
    • Resolution: Done
    • Priority: Icon: Major - P3 Major - P3
    • 3.3.12
    • Affects Version/s: None
    • Component/s: MMAPv1
    • Labels:
      None
    • Fully Compatible
    • ALL
    • Sharding 2016-08-29 

      FileAllocator* FileAllocator::get() {
    if (!_instance)
        _instance = new FileAllocator();
    return _instance;
}

      _instance must protect by mutex , or directly assign by new FileAllocator.

            Assignee:
            schwerin@mongodb.com Andy Schwerin
            Reporter:
            yjhjstz Jianghua Yang
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              Created:
              Updated:
              Resolved: