Paul, likely your system is affected by Bug #1124803 "NetworkManager doesn't respond to SIGTERM in daemon mode"
You can check if this bug is related to your problem by the following commands sudo initctl status ureadahead-other sudo lsof | grep ureadahead This issue assumes /var/log/upstart/ureadahead-other.log open for writing. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1181528 Title: /etc/init.d/umountroot: 'mount / is busy' due to upstart log file To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ureadahead/+bug/1181528/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
