[systemd-devel] shutdown: how to tell systemd to stop a service before killing other processes

[Reindl Harald]

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Am 26.08.19 um 00:19 schrieb Hans-Dieter Doll:
> There are also interactive applications started as user sessions. 
> Some of these must not be killed but terminated by the supervisor, 
> otherwise we (i.e. our customers) run into trouble.
> 
> With pre systemd linux this was not an issue, because the init
> scripts where called before anything else got killed. We thought
> systemd is backward compatible, but in this respect it is not. 
> Thank you for clarifying. I only wanted to verify my understanding
> is right...

typically that issue is a sign of bad design and just worked by luck
with a simple init system lacking of concepts for service states

you should split your stuff into multiple systemd units and pack them
into a target instead wrap a dozen of more or less independent things
in a single unit
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