After mounting cgroup on /dev/cgroup the warning message disappeared. /etc/fstab: cgroup /dev/cgroup cgroup defaults 0 0
installed: ii libvirt-bin 0.7.5-5ubuntu27 the programs for the libvirt library ii lxc 0.6.5-1 Linux containers userspace tools -- Unable to create cgroup for driver: No such device or address https://bugs.launchpad.net/bugs/544146 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs