I see the same problem booting utopic with systemd and cgmanager. After enabling the debug shell, I found these messages in journalctl:
Jul 20 23:54:03 fixed-disk cgmanager[682]: * Starting cgroup management daemon cgmanager Jul 20 23:54:03 fixed-disk cgmanager[682]: ...done. Jul 20 23:54:03 fixed-disk kernel: cgroup: new mount options do not match the existing superblock, will be ignored Jul 20 23:54:03 fixed-disk systemd[1]: cgmanager: cgm_get for controller=cpu, cgroup_path=system/cgmanager.service/control failed: invalid request Jul 20 23:54:03 fixed-disk systemd[1]: cgmanager: cgm_remove failed: systemd:system/cgmanager.service did not exist Jul 20 23:54:03 fixed-disk systemd[1]: Started LSB: Cgroup manager daemon. Jul 20 23:54:03 fixed-disk systemd[1]: cgmanager: cgm_get for controller=systemd, cgroup_path=system/cgmanager.service failed: invalid request Jul 20 23:54:03 fixed-disk systemd[1]: Failed to check whether cgroup is empty: Resource temporarily unavailable Jul 20 23:54:03 fixed-disk systemd[1]: Cannot add dependency job for unit systemd-vconsole-setup.service, ignoring: Unit systemd-vconsole-setup.service failed to load: No such file or directory. See system logs and 'systemctl status systemd-vconsole-setup.service' for details. Jul 20 23:54:03 fixed-disk systemd[1]: Starting ACPI event daemon... Jul 20 23:54:03 fixed-disk systemd[1]: cgmanager: cgm_get for controller=cpu, cgroup_path=system/acpid.service/control failed: invalid request Jul 20 23:54:03 fixed-disk systemd[1]: Started ACPI event daemon. Jul 20 23:54:03 fixed-disk systemd[861]: Failed at step CGROUP spawning /usr/sbin/acpid: Operation not permitted Jul 20 23:54:03 fixed-disk systemd[1]: acpid.service: main process exited, code=exited, status=219/CGROUP Jul 20 23:54:03 fixed-disk systemd[1]: Unit acpid.service entered failed state. etc. Lots of other services fail with similar cgm_get errors. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1343802 Title: Installation of cgmanager prevents booting with systemd To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cgmanager/+bug/1343802/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
