Messages in this thread | | | Date | Tue, 17 Nov 2020 15:16:03 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH 2/3] sched/numa: Allow a floating imbalance between NUMA nodes |
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On Tue, Nov 17, 2020 at 01:42:21PM +0000, Mel Gorman wrote: > This patch revisits the possibility that NUMA nodes can be imbalanced > until 25% of the CPUs are occupied. The reasoning behind 25% is somewhat > superficial -- it's half the cores when HT is enabled. At higher > utilisations, balancing should continue as normal and keep things even > until scheduler domains are fully busy or over utilised.
Do we want to make that shift depend on the actual SMT factor?
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