[Gllug] 4G Memory Restriction

[Alain Williams]

On Mon, Apr 10, 2006 at 11:38:20AM +0100, Steve Nelson wrote:
> On 4/10/06, Tet <tethys at gmail.com> wrote:
> 
> > Of course, these days, AMD have now made the decision simple -- just
> > go straight to 64 bits. Do not pass go, do not collect 200 pounds.
> > Anything else just doesn't make sense in today's world.
> 
> Right - so supposing I am running on 64 bit architecture (for example
> I've just built some rhel 3 and 4 machines on DL585s which use
> Opterons).  I've got 32 bit kernel and userland on this machine.  As
> per Anthony, the width of the bus is the restricting factor, but
> because  I don't have 64 bit tools am I still in the same situation of
> only being able to address half of that?
> 
> This is where it gets confusing for me!

See:

	http://kerneltrap.org/node/2450

-- 
Alain Williams
Parliament Hill Computers Ltd.
Linux Consultant - Mail systems, Web sites, Networking, Programmer, IT Lecturer.
+44 (0) 787 668 0256  http://www.phcomp.co.uk/

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