RE: [Xen-devel] Yet another "Why can't I see all my RAM" question

["Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>]

> > It would actually be fairly easy to make the Xen restriction "16GB 
> > plus a bit" so that you'd get the full 16GB of RAM even 
> with a large 
> > MMIO whole in the address space. We might implement that, 
> but using a 
> > 64b hypervisor is definitely the preferred way forward.
> 
> OK.  The problem there is supporting all of our existing 32b 
> clients without forcing them to upgrade libs, etc (nightmare).

You can use a 64b kernel on top of a 33b distro just fine.

You also might want to see if there's a BIOS upgrade for your system.
I've never seen a memory hole anywhere near that size before (not that
its usually a particular problem). 

Ian

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