Sorry for the delay I have tried File based VM works without problems. I can add another File based VM - I have installed via vmbuilder:
vmbuilder kvm ubuntu \ --suite=precise \ --flavour=virtual \ --arch=amd64 \ --mem=512 \ --hostname=vm4 \ --bridge=br0 \ --mirror=http://de.archive.ubuntu.com/ubuntu \ -o --libvirt=qemu:///system \ --ip x.x.x.x \ --mask x.x.x.x \ --net x.x.x.x \ --bcast x.x.x.x \ --gw x.x.x.x \ --dns 8.8.8.8 \ --part=/var/lib/libvirt/images/vm4/vmbuilder.partition \ --templates=/var/lib/libvirt/images/kvm-custom-temp \ --user=tuser \ --name=Tem User \ --pass=xxx \ --addpkg=vim-nox \ --addpkg=acpid \ --firstboot=/var/lib/libvirt/images/vm4/boot.sh \ 2>&1 | tee vmbuilder-install-log.txt LVM based is not working! It is a mystery because all my other working VMs are LVM ... -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1029889 Title: LVM Based KVM VM taking 100% CPU on first start and hangs. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/1029889/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs