Re: [Xen-devel] Memory limits?

[Robin Green <greenrd@xxxxxxxxxxxxx>]

On Tue, 22 Feb 2005, Rene Auberger wrote:

> > Mark Williamson <maw48@xxxxxxxxxxxx> schrieb am 22.02.05 00:04:10:
> >
> > > How much memory can I assign to each guest:
> > > * not more than physical memory in the machine?
> > Yes, Xen doesn't do swapping.  If swapping is needed, the guests should be
> > configured to do it themselves.
> >
> > > * not more than physical memory minus memory used by dom0 and other doms?
> > Correct.  Bear in mind Xen uses some memory too.
> Are there any plans on implementing swapping? It's really comfortable to start 
> multiple guests with more memory than actually installed in the machine to have 
> it available in case they need it (without manually tweaking something during 
> the systems already run). That's one of the features I really like in VMWare 
> ESX.
On the other hand, it's great that you don't have swapping, because that 
means that Xen hosting providers won't be able to lie to you about the 
amount of physical RAM they are selling to you.
Please, don't implement swapping! ;-)

--
Robin


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