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SubjectRe: [PATCH] sched/topology: Improve load balancing on AMD EPYC
On Wed, 05 Jun, at 08:00:35PM, Peter Zijlstra wrote:
>
> And then we had two magic values :/
>
> Should we not 'fix' RECLAIM_DISTANCE for EPYC or something? Because
> surely, if we want to load-balance agressively over 30, then so too
> should we do node_reclaim() I'm thikning.

Yeah we can fix it just for EPYC, Mel suggested that approach originally.

Suravee, Tom, what's the best way to detect these EPYC machines that need to
override RECLAIM_DISTANCE?

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