[systemd-devel] emergency shutdown, don't wait for timeouts

[Reindl Harald]

Am 27.12.20 um 14:43 schrieb Andrei Borzenkov:
> 27.12.2020 16:26, Germano Massullo пишет:
>> Good day, I recently joined apcupsd (APC UPS Power Control Daemon)
>> package maintainers on Fedora/CentOS/RHEL.
>> After a power failure, apcupsd shuts down the system with a command
>> almost identical to
>> shutdown -h -H now
>> Usually when you normally shutdown your system, you may notice certain
>> services taking too much time to terminate and triggering a timeout
>> value before systemd forces them to terminate. I would like to ask if
>> there is a way to force the system to shutdown without waiting for these
>> timeouts in case an emergency like a power failure.
>>
> 
> You can force shutdown without going via normal stop of services.
> 
> systemctl --force poweroff

but that is only a part of the solution because normally most services 
don't take long to stop and they should be normally stopped whenever 
possible

the real solution would a option to reduce the timeouts

systemctl --timeout=5 poweroff