[CentOS-virt] XEN and RH 6

Miguel Di Ciurcio Filho

miguel at ic.unicamp.br
Tue Nov 10 22:39:55 UTC 2009


Pasi Kärkkäinen wrote:
> 
> Quotes:
> 
> "So, KVM requires 66.93/52.85 = 26.6% more CPU to do the same amount of work."
> "If we normalize to CPU utilization, Xen is doing 20% more throughput."
> "KVM running Windows VMs uses 46% more CPU than the Other-Hypervisor"
> "A different hypervisor was compared; KVM used about 60% more CPU cycles to complete the same amount of work."
> 

Funny they saying "Other-Hypervisor" or "A different hypervisor". Saying
"KVM uses about 60% more CPU cycles to complete the same amount of work
than Xen" would probably make an Slashdot headline.



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