On Wed, 2007-12-12 at 00:31 +0100, Rene Herman wrote:
> cc -W -Wall -O2 -o port80 port80.c
On a laptop with a CoreDuo T2080/1.73GHz, but running on battery at
800 MHz (on-demand):
(0)rukbat:~/tmp% for i in {1..10}; do
sudo ./port80
done
cycles: out 3575, in 2844
cycles: out 3589, in 2923
cycles: out 3672, in 2864
cycles: out 3575, in 2843
cycles: out 3607, in 2859
cycles: out 3623, in 2877
cycles: out 3604, in 2848
cycles: out 3575, in 2849
cycles: out 3598, in 2861
cycles: out 3613, in 2861
With a cpu-hog running, cpufreq reporting 1.73GHz:
(0)rukbat:~/tmp% for i in {1..10}; do
sudo ./port80
done
cycles: out 3446, in 2652
cycles: out 3499, in 2668
cycles: out 3395, in 2578
cycles: out 3452, in 2662
cycles: out 3448, in 2662
cycles: out 3622, in 2754
cycles: out 3457, in 2662
cycles: out 3451, in 2660
cycles: out 3581, in 2850
cycles: out 3477, in 2696
HTH,
Romano
Romano
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