Reproducer on regular Ubuntu images:
lxc launch ubuntu-daily:lunar lunar --vm lxc shell lunar
echo 'KERNEL=="console", GROUP="syslog", MODE="0620"' > /usr/lib/udev/rules.d/67-console.rules
# time systemctl daemon-reload
real 0m0.264s user 0m0.005s sys 0m0.004s
groupdel -f syslog
real 1m0.327s user 0m0.000s sys 0m0.009s
Reproducer on regular Ubuntu images:
lxc launch ubuntu-daily:lunar lunar --vm
lxc shell lunar
echo 'KERNEL=="console", GROUP="syslog", MODE="0620"' > /usr/lib/ udev/rules. d/67-console. rules
# time systemctl daemon-reload
real 0m0.264s
user 0m0.005s
sys 0m0.004s
groupdel -f syslog
# time systemctl daemon-reload
real 1m0.327s
user 0m0.000s
sys 0m0.009s