Re: [Xen-devel] PAE support revisited

To:	James Harper <james.harper@xxxxxxxxxxxxxxxx>
Subject:	Re: [Xen-devel] PAE support revisited
From:	Kip Macy <kip.macy@xxxxxxxxx>
Date:	Mon, 21 Mar 2005 21:47:08 -0800
Cc:	Karen White <kawhite@xxxxxxxxxx>, Nuutti Kotivuori <naked@xxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxxx
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If xen and the guests all had PAE support enabled.

 It doesn't matter how much physical memory the guest gets to play
with it still needs to have 64-bit physical addresses in its page
tables if the machine has PAE enabled.

              -Kip



On Tue, 22 Mar 2005 16:38:05 +1100, James Harper
<james.harper@xxxxxxxxxxxxxxxx> wrote:
> I know very little about PAE, but would it be possible for Xen to
> arrange memory so that with, say, 8G of memory, you could have 4 domains
> of 2G each? Each domain would still be seeing <4G, but Xen would be
> managing 8G.
> 
> An inquiring mind wants to know :)
> 
> James
> 
> 
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