[fedora-virt] close VM display => qemu-kvm goes to 100%

Cole Robinson crobinso at redhat.com
Wed Sep 26 11:07:13 UTC 2012


On 09/25/2012 07:24 PM, Tom Horsley wrote:
> On Tue, 25 Sep 2012 23:10:13 +0100
> Richard W.M. Jones wrote:
> 
>> Is this 100% just in virt-manager, or is the qemu-kvm process in (eg)
>> top consuming lots of CPU too?
> 
> I didn't notice what virt-manager was reporting about the VM,
> I just saw the qemu-kvm process go to 100% (actually it sometimes
> hit 102% in top) on the KVM host machine.
> 
> That 5 to 10% number was also what the host was reporting
> about the qemu-kvm process before I closed the window.
> 
> I've since turned off the graphical mode in the VM and set it
> to just multi-user target, and I don't see this happen
> when I'm just looking at the text login screen in the
> VM window, so I either have to be running X, or maybe I
> have to be running X before applying any Fedora 17
> updates (the initial observation was with a virtual machne
> installed from the Fedora 17 64 bit DVD iso).

Are you using stock F17 packages or virt-preview on the host?

- Cole



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