This sounds like you need to adjust the libvirtd apparmor profile. Edit /etc/apparmor.d/abstractions/libvirt-qemu and add the following line:
/usr/bin/kvm-balloon rmix, -- kvm memory ballooning is unusable in Lucid https://bugs.launchpad.net/bugs/579723 You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to libvirt in ubuntu. -- 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