Re: [RFC PATCH 0/4] sched: remove cpu_load decay.

From: Alex Shi
Date: Tue Nov 26 2013 - 07:52:24 EST


On 11/26/2013 08:35 PM, Daniel Lezcano wrote:
>
>
> Here the new results with your patchset + patch #5
>
> I have some issues with perf for the moment, so I will fix it up and
> send the result after.

Thanks a lot, Daniel!
The result is pretty good!, thread/pipe performance has a slight little
drop, but processes performance increase about 25%!


>
>
> 527d1511310a / + patchset + #5
>
> hackbench -T -s 4096 -l 1000 -g 10 -f 40
> 26.677 30.308
> 27.914 28.497
> 28.390 30.360
> 28.048 28.587
> 26.344 29.513
> 27.848 28.706
> 28.315 30.152
> 28.232 29.721
> 26.549 28.766
> 30.340 38.801
> hackbench -p -s 4096 -l 1000 -g 10 -f 40
> 34.522 35.469
> 34.545 34.966
> 34.469 35.342
> 34.115 35.286
> 34.457 35.592
> 34.561 35.314
> 34.459 35.316
> 34.054 35.629
> 34.532 35.149
> 34.459 34.876
> hackbench -P -s 4096 -l 1000 -g 10 -f 40
> 38.938 30.308
> 39.363 28.497
> 39.340 30.360
> 38.909 28.587
> 39.095 29.513
> 38.869 28.706
> 39.041 30.152
> 38.939 29.721
> 38.992 28.766
> 38.947 38.801


--
Thanks
Alex
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