Messages in this thread | | | Date | Thu, 31 Jul 2014 02:42:54 -0400 | From | Rik van Riel <> | Subject | Re: [LKP] [sched/numa] a43455a1d57: +94.1% proc-vmstat.numa_hint_faults_local |
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On Thu, 31 Jul 2014 13:04:54 +0800 Aaron Lu <aaron.lu@intel.com> wrote:
> On Wed, Jul 30, 2014 at 10:25:03AM -0400, Rik van Riel wrote: > > On 07/29/2014 10:14 PM, Aaron Lu wrote:
> > >> +#define NUMA_SCALE 1024 > > >> +#define NUMA_MOVE_THRESH (5 * NUMA_SCALE / 100) > > > > It would be good to see if changing NUMA_MOVE_THRESH to > > (NUMA_SCALE / 8) does the trick.
FWIW, running with NUMA_MOVE_THRESH set to (NUMA_SCALE / 8) seems to resolve the SPECjbb2005 threshold on my system.
I will run some more sanity tests later today...
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