I have downloaded the cloud image precise-server-cloudimg- amd64-disk1.img 1. convert to raw
$ qemu-img convert -O raw precise-server-cloudimg-amd64-disk1.img precise-server-cloudimg-amd64-disk1.raw 2. dd it onto the hard drive. # dd if=precise-server-cloudimg-amd64-disk1.raw of=/dev/virtualvg/vm4 the VM does not boot again hangs with 100% cpu. (screenshot) I have found similar issues: https://www.redhat.com/archives/libvirt-users/2012-February/msg00106.html (resolved but trivial error) http://serverfault.com/questions/366085/kvm-virtual-machine-hangs-at-boot-using-vmbuilder (not resolved) ** Attachment added: "top utility screenshot" https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/1029889/+attachment/3240871/+files/top.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to 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-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs