bionic verified, with udev rule changed per description testcase:
ii systemd 237-3ubuntu10.42 amd64 system and service manager ubuntu@lp1876018-b:~$ journalctl -b |grep vm-hot Jul 30 16:25:23 lp1876018-b systemd-udevd[509]: Reading rules file: /lib/udev/rules.d/40-vm-hotadd.rules
bionic verified, with udev rule changed per description testcase:
ii systemd 237-3ubuntu10.42 amd64 system and service manager lp1876018- b:~$ journalctl -b |grep vm-hot rules.d/ 40-vm-hotadd. rules
ubuntu@
Jul 30 16:25:23 lp1876018-b systemd-udevd[509]: Reading rules file: /lib/udev/