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SubjectRe: [slub p4 0/7] slub: per cpu partial lists V4
On Sat, 13 Aug 2011, David Rientjes wrote:

> I'm currently 35,000 feet above Chicago going about 611 mph, so what
> better time to benchmark this patchset on my netperf testing rack!
>
> threads before after
> 16 78031 74714 (-4.3%)
> 32 118269 115810 (-2.1%)
> 48 150787 150165 (-0.4%)
> 64 189932 187766 (-1.1%)
> 80 221189 223682 (+1.1%)
> 96 239807 246222 (+2.7%)
> 112 262135 271329 (+3.5%)
> 128 273612 286782 (+4.8%)
> 144 280009 293943 (+5.0%)
> 160 285972 299798 (+4.8%)

The higher the contention the better the performance. But the -4% on non
contention is worrisome.


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