Mantas Mikulėnas <graw...@gmail.com> writes:
> On Wed, Nov 26, 2014 at 11:06 PM, Nikolaus Rath <nikol...@rath.org> wrote:
>
>> Hello,
>>
>> I'd like to start a unit on system shutdown and reboot, but do so
>> immediately after the "systemctl reboot" command is executed, before any
>> other units are terminated.
>
> Out of curiosity, what does your unit do? Is there a specific reason for it
> to be absolutely first?
Yes there is. My computer does not shut down correctly when the X11
console is active. Switching to a text console first circumvents the
problem. So I want to run "chvt" as the very first thing when the system
gets the shutdown/reboot command.
>> At first I thought that Before=shutdown.target might work, but thinking
>> about it, I think this just means that my unit will be started before
>> shutdown.target has been reached, but jobs to terminate other units may
>> be started before my unit. Is that correct?
>
> I think you'd need the unit to be After all regular units, have an empty
> ExecStart, and do its thing in ExecStop. So it'd be started after
> everything else, do nothing, and be stopped before everything else.
I'll try that, thanks!
Best,
-Nikolaus
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