Uninstall packages with live CD

[Paul Smith]

On Sun, Jan 27, 2013 at 6:18 PM, Reindl Harald <h.reindl at thelounge.net> wrote:
>> Is it possible to uninstall rpms from a computer that does not boot
>> and using a live CD? If so, how? (The computer runs Fedora 18.)
>
> install dvd's had the option for "rescue mode" and after
> "chroot /mnt/sysimage" you were actually in the installed
> and not booting system and all commands, configs etc affected
> this - not sure how this works with recent fedora versions
> since the option is gone and live-cd at all
>
> but drop to a shell, mount your drive of the installed system
> and "chroot /mountpoint/ shoule maybe be enough, however i
> would always type "sync" to write back buffers befpre reboot
> as i practically always does (look in the archives for bugs
> then and there over the time missing this at shutdown)

Thanks, Reindl. It would be even better if I could undo the last
updates from inside the emergency mode. Is it possible?

Paul