please deactivate services by default!

Matthew Miller mattdm at mattdm.org
Fri Sep 26 14:50:43 UTC 2008


On Fri, Sep 26, 2008 at 09:00:59AM +0100, Peter Robinson wrote:
> > All multi-processor x86_64 machines are NUMA. I'm unclear how this
> > applies to multi-core (in one chip) though. Do the cores have
> > independent DDR controllers?
> I thought numa is a series of computers connected together via a fast
> interconnect such as Infiband where they can access each others memory
> but accessing local memory is faster than non-local memory. Hence Non
> Uniform Memory Access.
> http://en.wikipedia.org/wiki/Non-Uniform_Memory_Access

That article could use some updating. Modern multi-cpu systems basically use
that same model internal to the system.

-- 
Matthew Miller <mattdm at mattdm.org>
Senior Systems Architect 
Cyberinfrastructure Labs
Computing & Information Technology 
Harvard School of Engineering & Applied Sciences




More information about the fedora-devel-list mailing list