Unfortunately, the thread affinity api on m1 doesn't work that way, at least based on what I've been able to understand by reading here: https://developer.apple

Unfortunately, the thread affinity api on m1 doesn't work that way, at least based on what I've been able to understand by reading here: https://developer.apple.com/forums/thread/703361 https://developer.apple.com/forums/thread/703361 and more specifically this linked source file: https://github.com/apple-oss-distributions/xnu/blob/bb611c8fecc755a0d8e56e2fa51513527c5b7a0e/osfmk/arm/cpu_affinity.h https://github.com/apple-oss-distributions/xnu/blob/bb611c8f... I agree with your other points though!