Ringbuffers and thread-per-core architecture is great for low latency transaction processing systems, like exchanges and trading systems. Sometimes you don't h

Ringbuffers and thread-per-core architecture is great for low latency transaction processing systems, like exchanges and trading systems. Sometimes you don't have time to do things perfectly and might use a spinlock when initializing some cache on first use... Only light contention, not great not, not terrible :).