Re: [PATCH] numa,sched: only consider less busy nodes as numa balancing destination

From: Artem Bityutskiy
Date: Tue May 12 2015 - 09:50:22 EST


On Fri, 2015-05-08 at 16:03 -0400, Rik van Riel wrote:
> Currently the load balancer has a preference for moving
> tasks to their preferred nodes (NUMA_FAVOUR_HIGHER, true),
> but there is no resistance to moving tasks away from their
> preferred nodes (NUMA_RESIST_LOWER, false). That setting
> was arrived at after a fair amount of experimenting, and
> is probably correct.

FYI, (NUMA_RESIST_LOWER, true) does not make any difference for me.


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