Can you cycle through the virtual consoles (using ctrl-alt-f1, ctrl- alt-f7, etc.) when the shutdown process in hung and see if you can gather more information about what systemd unit is timing out? Then it would be best to open a new bug against the corresponding package.
** Changed in: ecryptfs-utils (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1722207 Title: Very slow (3-4 minutes) to shutdown (17.10 without encryption) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ecryptfs-utils/+bug/1722207/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs