3 ms·
The point is that kernel inside VM guest knows nothing about NUMA, so it cannot do any kind of NUMA optimizations hence such optimizations cannot hurt performan
by dfox 13y ago
The point is that kernel inside VM guest knows nothing about NUMA, so it cannot do any kind of NUMA optimizations hence such optimizations cannot hurt performance as they do not happen at all.
- rodgerd 13y agoActually, KVM can allow you to create NUMA domains inside the guest, for better or worse.