I'm running Ubuntu Netbook Remix 10.10 (on a pandaboard), and it doesn't boot with grub (so I can't pass it the 'text' parameter at boot time).
How do i disable gdm so it doesn't start at boot? There is no /etc/gdm/gdm.conf.
To disable gdm from booting automatically, you need to alter its upstart service file,
Look for the start on(...) lines, and comment them out with #.
It should look similar to this:
You can still start the service manually by running
Not an elegant solution, but it will improve for natty.