> I installed CentOS 8 on a Dell server and it's been running fine as a
> headless system, admin'd remotely by ssh. Now I'd like to allow someone to
> shut it down at the console without logging in. Is there a way to do that?
> Or do I need to get the GUI working?
>
> I tried switching it into graphical mode ("systemctl isolate graphical")
> and the console freezes with nothing but a non-blinking text cursor at top
> left. The usual virtual console switching hotkeys (ctrl-alt F1-F7) don't
> do
> anything when it's hung like this. The system is still responsive in my
> ssh
> session. It doesn't recover if I switch back to multi-user target so I
> have
> to reboot it to make the console useful again. I'm guessing I'm lacking a
> good video driver. (It's an R720xd I inherited and the latest drivers on
> Dell's site are for RHEL 7.)
You can configure a shutdown action for good old Ctrl-Alt-Del. That was
usually configured for reboor so you can just change it to shutdown.
Simon
>
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