Ubuntu
gnome-control-center package

  1. Bug #1766575
  2. Comment #4

Comment 4 for bug 1766575

Revision history for this message
Jeremy Bícha (jbicha) wrote :

gnome-control-center uses hostnamed via D-Bus to change the hostname.

The documentation says to use libnss-myhostname. Good luck convincing the systemd maintainers to change their mind on this issue.
https://www.freedesktop.org/wiki/Software/systemd/hostnamed/