It's not NUMA since the distance from all the cores to main memory is the same (...

craz8 · on June 11, 2019

Although Threadripper 2990 is not uniform to main memory, which adds a wrinkle

So now there’s at least 2 levels of Non Uniform access to manage by the Bios/OS

Dylan16807 · on June 11, 2019

Don't forget the CCX level, too.

The full list of varying latencies is something like: SMT, inter-core, inter-CCX, inter-die, inter-socket. And even that misses a few subtleties.

shereadsthenews · on June 11, 2019

Oh hrmm, my mistake. This is a welcome change from the older one.