> P4's really suck at system calls. A 2.8GHz P4 does a simple system call
> a lot _slower_ than a 500MHz PIII.
>
> The P4 has problems with some other things too, but the "int + iret"
> instruction combination is absolutely the worst I've seen. A 1.2GHz
> Athlon will be 5-10 times faster than the fastest P4 on system call
> overhead.
Time to look into an alternative like SYSCALL perhaps ?
Dave
-- | Dave Jones. http://www.codemonkey.org.uk | SuSE Labs - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/