Re: [Xen-users] Only 3194MB on 64bit Xen

[Simon Capstick <simon@xxxxxxxxxxxxxxxx>]

Petersson, Mats wrote:
...
> > Hi,
> >
> > I've had a look through the list archives and can't find any relevant 
> > (64bit) posts.  My 64 bit Xen install is only showing 3194MB of the 
> > 4x1GB RAM installed.  The BIOS shows all 4GB on boot. It's an Intel 
> > Desktop board (I forget the model and don't currently have physical 
> > access) with a hyper threading Pentium 4 CPU.  Any ideas or 
> > explanations 
> > would be most welcome.
> > Thanks,
> >
> > Simon
> Most likely scenario is that your motherboard/chipset/BIOS doesn't
> suport "memory hoisting", which is when memory covered by PCI devices is
> remapped above 4G - or perhaps you haven't selected that option in the
> BIOS?
>
> --
> Mats
Thank you Mats.  Obvious really once pointed out ;-)  I'm positive that 
you pin-pointed the reason.  I'll double check the BIOS settings when I 
next get a chance.
Simon

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