I know this one is closed, but as a follow up to Aristarkh's last comment, it seems this is getting some upstream attention, thanks to Ondřej :)
https://gitlab.isc.org/isc-projects/bind9/-/issues/1176 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1899902 Title: systemd unit service file does not wait for bind9 to be ready To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bind9/+bug/1899902/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs