Re: Intel P6 vs P7 system call performance

H. Peter Anvin
2002-12-19T22:24:32Z

Pavel Machek wrote:
>
> User on cpu1 reads time, communicates it to cpu2, but cpu2 is drifted
> -50ns, so it reads time "before" time reported cpu1. And gets confused.
>

How can you get that communication to happen in < 50 ns?

-hpa