I have the same issue on one of my machines running 16.04. "A stop job is running for Session c2 of user ..."
** Bug watch added: freedesktop.org Bugzilla #70593 https://bugs.freedesktop.org/show_bug.cgi?id=70593 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1457400 Title: reduce 90s session kill timeout if the session does not shutdown cleanly To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lvm2/+bug/1457400/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs