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? Ray