Messages in this thread | | | Date | Mon, 15 Aug 2011 09:29:42 -0500 (CDT) | From | Christoph Lameter <> | Subject | Re: [slub p4 0/7] slub: per cpu partial lists V4 |
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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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