[CentOS-virt] XEN and RH 6

Dennis J. dennisml at conversis.de
Tue Nov 10 15:13:18 UTC 2009

On 11/10/2009 04:02 PM, Ray Van Dolson wrote:
> On Tue, Nov 10, 2009 at 06:57:08AM -0800, Grant McWilliams wrote:
>> All of it except for that! Your VM isn't just a process accessing a
>> disk. With KVM they've attacked the most commond devices - network and
>> disk and offered paravirtualized devices. This doesn't concern me as the
>> speed has proven to be good although in mysqlbench Xen still leads by
>> quite a bit. I'm concerned about everything else. With 41 interactive
>> VMs I worry about how fast the hypervisor can switch focus, the cpu
>> utilization of each etc..
> What are the hardware specs you're running your 41 VM's off of just out
> of curiosity?

I'd be interested in that info too especially the storage setup. I imagine 
local storage isn't suitable for this many VMs on a single host.


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