Re: [Xen-devel] Xen max supported memory per guest VM?

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Sat, Aug 14, 2010 at 10:18:11PM +0100, Keir Fraser wrote:
> On 14/08/2010 19:42, "Pasi Kärkkäinen" <pasik@xxxxxx> wrote:
> 
> > Hello,
> > 
> > In http://wiki.xensource.com/xenwiki/Xen4.0 we mention the following:
> > "Better performance and scalability: 128 vcpus per guest, 1 TB of RAM per
> > host, 128 physical CPUs per host (as a default, can be compile-time 
> > increased
> > to lots more)."
> > 
> > But what's the max supported amount of memory for a (64bit) guest?
> 
> Allocating the whole 1TB should work. It's unlikely to have been tested
> though.
> 

Ok. I guess it might also have a difference if it's a PV or HVM guest..

-- Pasi


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