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RE: [Xen-users] xen-on-xen

To: "Jeff Lane" <sundowner225@xxxxxxxxx>, "xen-users" <xen-users@xxxxxxxxxxxxxxxxxxx>
Subject: RE: [Xen-users] xen-on-xen
From: "James Harper" <james.harper@xxxxxxxxxxxxxxxx>
Date: Wed, 4 Mar 2009 09:17:46 +1100
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> > Xen does not meet it, because x86 architecture is not a "perfect"
> > virtualizable one.
> 
> As has been said... yes you can.  It's not pretty, and certainly not
> recommended.  I've done it before using RHEL 5 and Xen running an
> additional RHEL 5 HVM guest with Xen in that.  It's certainly ugly,
> and incredibly slow, but you can at least log in and use it.
> 
> Now, that being said, would I try that "in the real world": absolutely
> not. Would I use that in your case of testing customer backups: No
> way...

I thought that might be the case. It would be nice if I could make a
DomU think that it was a Dom0. It would need to be able to re-export
block devices and network devices, and maybe create domains, although
that wouldn't be critical.

Did the concept of 'driver domains' ever come to pass?

James

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