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

[Reindl Harald]

Am 04.01.21 um 13:42 schrieb Ulrich Windl:
>>>> Germano Massullo <germano.massullo at gmail.com> schrieb am 27.12.2020 um
> 14:26 in
> Nachricht <df991822-83cf-85e1-5bc0-c6ec99f9cac0 at gmail.com>:
>> 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.
> 
> Basically if the UPS cannot provide power for at least 3 minutes, it's simply
> the wrong UPS (IMHO)

topic missed - it makes no difference if it can hold the power 3 
minutes, 3 hours or even 3 days at the point where it decides "i need to 
shutdown everything because the battery goes empty"