Public bug reported: Looks like I have the same issue described here: https://github.com/systemd/systemd/issues/719
root@xxx:~# lsb_release -rd Description: Ubuntu 16.04.3 LTS Release: 16.04 root@xxx:~# dpkg -l | grep systemd ii libpam-systemd:amd64 229-4ubuntu21 amd64 system and service manager - PAM module ii libsystemd0:amd64 229-4ubuntu21 amd64 systemd utility library ii systemd 229-4ubuntu21 amd64 system and service manager ii systemd-sysv 229-4ubuntu21 amd64 system and service manager - SysV links As a workaround, I would need to reboot the server. Thanks ** Affects: systemd (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to systemd in Ubuntu. https://bugs.launchpad.net/bugs/1744333 Title: Looping too fast. Throttling execution a little To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1744333/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs