Re: NUMA or not on dual Opteron

Sander
2005-01-15T23:42:48Z

Andi Kleen wrote (ao):
> Sander <sander@humilis.net> writes:
> > I was under the impression that NUMA is useful on > 2-way systems
> > only. Is this true, and if not, under what circumstances is NUMA
> > useful on 2-way Opteron systems?
>
> I don't know who gave you this impression, but it's wrong. Using a
> NUMA aware kernel is an advantage under many workloads on a 2way
> Opteron system.
>
> > In other words: why should one want NUMA to be enabled or disabled for
> > dual Opteron?
>
> Because it is faster.

I want to thank all who replied. The answers were similar to the above.
I'll update the impression.

Kind regards, Sander