Re: [Xen-devel] Hypervisor Migration

["Egger, Christoph" <chegger@xxxxxxxxx>]

On 17.07.13 16:12, emdel wrote:
> On Wed, Jul 17, 2013 at 3:51 PM, George Dunlap
> <george.dunlap@xxxxxxxxxxxxx <mailto:george.dunlap@xxxxxxxxxxxxx>> wrote:
> 
>     Do you mean you want to migrate the guests from m.h to n.i.h?  Or do
>     you mean you want to migrate the hypervisor itself from running on
>     bare metal to running in a VM?
> 
> 
> The second situation, thus I want to migrate the hypervisor itself from
> running on bare metal to running in a VM.

I cannot imagine how this should work as the Xen hypervisor itself is
what you boot on machine m.

I can imagine that you launch a xen hypervisor as guest hypervisor
on machine n and then migrate all guests from m to n.i.

Christoph

>  
> 
>     I think the Intel guys have been looking at the first (migrating a
>     VM running on Xen-on-metal to Xen-on-Xen).  Not sure about  AMD.
> 
> 
> I have Intel machines so I am interested in the Intel architecture. 
> Is the Intel work public? I would like to have a look.
> I'm more interested in Xen-on-Xen even if Xen-on-metal is cool as well. 
> 
>  
> 
>     I don't think anyone has tried the second even with a normal
>     operating system, much less a hypervisor with things running on top
>     of it.
> 
> 
> Ok good to know. Maybe it's because the nested support was sperimental
> and there are no useful application so far. 
> 
> 


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