Re: spinaphore conceptual draft

Andi Kleen
2005-05-30T16:40:10Z

On Mon, May 30, 2005 at 08:52:13AM -0600, Chris Friesen wrote:
> Andi Kleen wrote:
>
> >On many architectures (including popular ones like AMD x86-64)
> >there is no reliable fast monotonic (1) count unfortunately
>
> What about rdtsc?

It fails the reliable and monotonic test on AMD; on Intel EM64T machines
it fails the fast test (although the alternatives are even slower) and
also the first ones one a few bigger ones.

-Andi