> ubuntu@srv-ywz63:~$ sudo dhclient eth0 > RTNETLINK answers: File exists
I think you're trying to start dhclient on an interface that's already setup. root@lp1805183-b:~# dpkg -l systemd|grep ii ii systemd 237-3ubuntu10.31 amd64 system and service manager root@lp1805183-b:~# journalctl -b -u systemd-resolved | grep Started Nov 15 12:38:54 lp1805183-b systemd[1]: Started Network Name Resolution. root@lp1805183-b:~# dhclient ens8 root@lp1805183-b:~# journalctl -b -u systemd-resolved | grep Started Nov 15 12:38:54 lp1805183-b systemd[1]: Started Network Name Resolution. Nov 15 12:45:42 lp1805183-b systemd[1]: Started Network Name Resolution. root@lp1805183-b:~# sleep 300 ; journalctl -b -u systemd-resolved | grep Started Nov 15 12:38:54 lp1805183-b systemd[1]: Started Network Name Resolution. Nov 15 12:45:42 lp1805183-b systemd[1]: Started Network Name Resolution. Nov 15 12:46:29 lp1805183-b systemd[1]: Started Network Name Resolution. Nov 15 12:47:22 lp1805183-b systemd[1]: Started Network Name Resolution. Nov 15 12:48:10 lp1805183-b systemd[1]: Started Network Name Resolution. Nov 15 12:49:00 lp1805183-b systemd[1]: Started Network Name Resolution. Nov 15 12:49:51 lp1805183-b systemd[1]: Started Network Name Resolution. root@lp1805183-b:~# dpkg -l systemd|grep ii ii systemd 237-3ubuntu10.32 amd64 system and service manager root@lp1805183-b:~# journalctl -b -u systemd-resolved | grep Started Nov 15 13:19:35 lp1805183-b systemd[1]: Started Network Name Resolution. root@lp1805183-b:~# dhclient ens8 cmp: EOF on /tmp/tmp.64FqHLxW32 which is empty root@lp1805183-b:~# sleep 300 ; journalctl -b -u systemd-resolved | grep Started Nov 15 13:19:35 lp1805183-b systemd[1]: Started Network Name Resolution. Nov 15 13:20:25 lp1805183-b systemd[1]: Started Network Name Resolution. ** Tags removed: verification-needed ** Tags added: verification-done -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1805183 Title: systemd-resolved constantly restarts on Bionic upgraded from Xenial To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1805183/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs