[Qemu-devel] Re: [PATCH] introduce kvm64 CPU

[Glauber Costa <glommer@gmail.com>]

On Fri, Aug 21, 2009 at 12:41 PM, Avi Kivity<avi@redhat.com> wrote:
> On 08/21/2009 12:34 AM, Andre Przywara wrote:
>>
>> In addition to the TCG based qemu64 type let's introduce a kvm64 CPU type,
>> which is the least common denominator of all KVM-capable x86-CPUs
>> (based on Intel Pentium 4 Prescott). It can be used as a base type
>> for migration.
>>
>
> Typically users will want more specialized greatest common denomiator cpu
> types; if a site has standardized on recent hardware they will want the
> features of that hardware exposed.
>
> I think this is best left to management software, which has more information
> about the migration pool.
I believe what we want is an automatic tool that will connect to a
list of machines,
and determine which qemu cpu type we should use. Doesn't sound like
black magic...

>
> --
> I have a truly marvellous patch that fixes the bug which this
> signature is too narrow to contain.
>
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-- 
Glauber  Costa.
"Free as in Freedom"
http://glommer.net

"The less confident you are, the more serious you have to act."