On Wed, 2008-07-16 at 10:23 -0500, Anthony Liguori wrote:

> 
> What about virtio?  
didn't try it yet.

> Also, which emulated is this?
the default

> 
> That CPU utilization is extremely high and somewhat illogical if native 
> w/vt-d has almost no CPU impact.  Have you run oprofile yet or have any 
> insight into where CPU is being burnt?
> 
> What does kvm_stat look like?  I wonder if there are a large number of 
> PIO exits.  What does the interrupt count look like on native vs. KVM 
> with VT-d?
> 
> Regards,
> 
> Anthony Liguori
> 

These are all good points and questions, I agree that we need to take a deeper 
look into the performance issues, but I think that we need to merge with 
the main KVM tree first.

Regards,
Ben

--
To unsubscribe from this list: send the line "unsubscribe kvm" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to