Re: [Xen-users] HVM or not HVM?

[Johann Spies <jspies@xxxxxxxxx>]

On Mon, Aug 27, 2007 at 11:07:22AM +0100, Nico Kadel-Garcia wrote:

>> better performance from a HVM guest.  Why would PV 'achieve better
>> per-guest performance'?
>>   
> There's a nice nutshell explanation at 
> http://virt.kernelnewbies.org/TechOverview. Basically certain operations 
> are *extremely* expensive to virtualization. Para-virtualized kernels 
> simply don't use those operations. (I use the word "simply" in a very 
> genteel sort of way, it's not that simple.)
>

Thanks.

Johann

-- 
Johann Spies          Telefoon: 021-808 4036
Informasietegnologie, Universiteit van Stellenbosch

     "Use hospitality one to another without grudging."     
                                   I Peter 4:9 

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