Subject: bug#33847: 27.0.50; emacsclient does not find server socket

From: Paul Eggert <[email-masked]>
Date: Thu, 27 Dec 2018 09:13:13 -0800

Ulrich, have you tried starting your Emacs server as a lingering service? 
Lingering seems to be designed for the sort of thing you want to do. Look for 
"enable-linger" in <https://www.freedesktop.org/software/systemd/man/loginctl.html>.