Re: [PATCH] syscall latency improvement #1

Robert Love
2002-01-26T03:02:08Z

On Fri, 2002-01-25 at 21:10, Andrew Morton wrote:

> With cli:
> ./a.out 22.05s user 15.31s system 99% cpu 37.361 total
>
> without cli:
> ./a.out 18.29s user 17.42s system 99% cpu 35.731 total
>
>
> That's 4.6%. Intel P3.

Same program, AMD Athlon MP 1600 (booted UP), kernel 2.5.3-pre5.

with cli: real 0m19.706s user 0m11.400s sys 0m8.290s
without cli: real 0m19.449s user 0m10.630s sys 0m8.820s

That is 1.3% improvement.

Robert Love