Re: [RESEND RFC PATCH V3] sched: Improve scalability of select_idle_sibling using SMT balance
On Thu, Feb 01, 2018 at 01:33:35PM +0100, Peter Zijlstra wrote: > I think you want to go allocate sched_domain_shared for the MC level and > use that, much like sd_llc_shared.
Also, you'd want to try and get performance numbers for something like Power8, which has SMT8 and fairly expensive atomic ops.