Re: [RFC PATCH 3/3] sched: Implement shared wakequeue in CFS

From: Peter Zijlstra
Date: Tue Jun 13 2023 - 04:32:40 EST



Still gotta read it properly, however:

On Tue, Jun 13, 2023 at 12:20:04AM -0500, David Vernet wrote:
> Single-socket | 32-core | 2-CCX | AMD 7950X Zen4
> Single-socket | 72-core | 6-CCX | AMD Milan Zen3
> Single-socket | 176-core | 11-CCX | 2-CCX per CCD | AMD Bergamo Zen4c

Could you please also benchmark on something Intel that has these stupid
large LLCs ?

Because the last time I tried something like this, it came apart real
quick. And AMD has these relatively small 8-core LLCs.