[et-mgmt-tools] Installing RHEL 2 (yes, "*2*") inside a F9 KVM VM...

[Michael DeHaan]

Daniel P. Berrange wrote:
> On Thu, Aug 14, 2008 at 06:21:58PM -0400, Michael DeHaan wrote:
>   
>> I'm not passing down variant now for virtinst API calls (but can 
>> probably do this in a future
>> release if the user supplies it). Is there a suggestion to just make it 
>> default to the compatible NIC that would
>> be good for all Fedora/RHEL (or are there performance issues in doing 
>> this or something)?
>>     
>
> That's the situation we've got already - we compile Xen and  KVM to use
> the rtl8139 nic since that's the best lowest-common denominator. It was
> a barely passable approach so far, but with VirtIO it is now past its sell
> by date and we have to key off os type/variant. If we don't then we'll
> be limiting guests to 1/100 of the their potential performance. Not cool
>
>
> Daniel
>   

Yikes :)

I'll do some more manual creation tests tomorrow using the qemu command 
line.
Passing in the OS version is doable as we should soon have "cobbler 
import" storing that data.

Right now, it stores the name "RHEL5.2", etc, but that's not hard enough 
to key off of.

--Michael