craflin / LockFreeQueue

A lock-free multi-producer multi-consumer ring buffer FIFO queue.

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LockFreeQueue

Here, I am testing some multi-producer multi-consumer bounded ring buffer FIFO queue implementations for fun.

  • LockFreeQueueCpp11.h - The fastest lock free queue I have managed to implement.
  • LockFreeQueue.h - The fastest lock free queue I have managed to implement without c++11. It is equally fast as LockFreeQueueCpp11.h.
  • mpmc_bounded_queue.h - Bounded MPMC queue by [Dmitry Vyukov, 2011]
  • LockFreeQueueSlow1.h - My first attempt at implementing a lock free queue. It is working correctly, but it is a lot slower than LockFreeQueue.h.
  • LockFreeQueueSlow2.h - A lock free queue based on [John D. Valois, 1994]. The queue uses Valois' algorithm adapted to a ring buffer structure with some modifications to tackle the ABA-Problem.
  • LockFreeQueueSlow3.h - Another lock free queue almost as fast as LockFreeQueue.h.
  • MutexLockQueue.h - A naive queue implementation that uses a conventional mutex lock (CriticalSecion / pthread-Mutex).
  • SpinLockQueue.h - A naive queue implementation that uses an atomic TestAndSet-lock.

And for the fun of it, here is a multi-producer multi-consumer LIFO queue:

References

[John D. Valois, 1994] - Implementing Lock-Free Queues
[Dmitry Vyukov, 2011] - Bounded MPMC queue

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A lock-free multi-producer multi-consumer ring buffer FIFO queue.

License:Apache License 2.0


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Language:C++ 98.5%Language:Batchfile 0.9%Language:Shell 0.6%