[rescue] quad 486

vance at neurotica.com vance at neurotica.com
Fri Feb 21 17:19:38 CST 2003


On Fri, 21 Feb 2003, Brian wrote:

> Because then there is battling over cache access, and at a lower rate
> than the processor.  Suppose the 2 procs need something different from
> the cache, or suppose sometjing was there but now isn't because it was
> displaced by a request of the other processor.  I knew someone with a
> dual proc p166, and the way he described it to me, was that a lot of
> apps actually performed worse.

Just because the cache isn't on the chip doesn't mean it's shared.

Peace...  Sridhar

> On Fri, 21 Feb 2003, Joshua D. Boyd wrote:
>
> > On Fri, Feb 21, 2003 at 09:39:04AM -0800, Brian wrote:
> > > I would be hesitant to use smp on a box with procs whose L2 cache is not on
> > > chip..
> >
> > Why do you say that?
> > _______________________________________________
> > rescue list - http://www.sunhelp.org/mailman/listinfo/rescue
> _______________________________________________
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