Messages in this thread | | | Date | Sat, 27 Apr 2019 11:17:16 +0200 | From | Ingo Molnar <> | Subject | Re: [RFC PATCH v2 00/17] Core scheduling v2 |
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* Aubrey Li <aubrey.intel@gmail.com> wrote:
> I have the same environment setup above, for nosmt cases, I used > /sys interface Thomas mentioned, below is the result: > > NA/AVX baseline(std%) coresched(std%) +/- nosmt(std%) +/- > 1/1 1.987( 1.97%) 2.043( 1.76%) -2.84% 1.985( 1.70%) 0.12% > NA/AVX baseline(std%) coresched(std%) +/- nosmt(std%) +/- > 2/2 2.074( 1.16%) 2.057( 2.09%) 0.81% 2.072( 0.77%) 0.10% > NA/AVX baseline(std%) coresched(std%) +/- nosmt(std%) +/- > 4/4 2.140( 0.00%) 2.138( 0.49%) 0.09% 2.137( 0.89%) 0.12% > NA/AVX baseline(std%) coresched(std%) +/- nosmt(std%) +/- > 8/8 2.140( 0.00%) 2.144( 0.53%) -0.17% 2.140( 0.00%) 0.00% > NA/AVX baseline(std%) coresched(std%) +/- nosmt(std%) +/- > 16/16 2.361( 2.99%) 2.369( 2.65%) -0.30% 2.406( 2.53%) -1.87% > NA/AVX baseline(std%) coresched(std%) +/- nosmt(std%) +/- > 32/32 5.032( 8.68%) 3.485( 0.49%) 30.76% 6.002(27.21%) -19.27% > NA/AVX baseline(std%) coresched(std%) +/- nosmt(std%) +/- > 64/64 7.577(34.35%) 3.972(23.18%) 47.57% 18.235(14.14%) -140.68% > NA/AVX baseline(std%) coresched(std%) +/- nosmt(std%) +/- > 128/128 24.639(14.28%) 27.440( 8.24%) -11.37% 34.746( 6.92%) -41.02% > NA/AVX baseline(std%) coresched(std%) +/- nosmt(std%) +/- > 256/256 38.797( 8.59%) 44.067(16.20%) -13.58% 42.536( 7.57%) -9.64%
What do these numbers mean? Are these latencies, i.e. lower is better?
Thanks,
Ingo
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