Thanks for confirming. So it seems the issue is that openvpn's start scripts need to be adjusted to deal with interactive auth input during boot.
** Changed in: openvpn (Ubuntu) Status: New => Triaged -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to openvpn in Ubuntu. https://bugs.launchpad.net/bugs/1432681 Title: "could not read Auth username from stdin" delays boot under systemd To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/openvpn/+bug/1432681/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs