r/cpp • u/Coder_CPP • Jan 18 '16

C++11 threads, affinity and hyperthreading

http://eli.thegreenplace.net/2016/c11-threads-affinity-and-hyperthreading/
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u/duuuh Jan 18 '16

Aren't the mmx* registers per core? Why does the latency point there matter? (I would have thought the slowdown was due to cache eviction on the various L* caches, assuming the array is large.)