Contents
Where are systemd service units installed in Linux?
There are basically two places in the filesystem where systemd service units are installed: /usr/lib/systemd/system and /etc/systemd/system. The former path is used for services provided by installed packages, while the latter can be used by the system administrator for its own services which can override the default ones.
How to disable systemd-resolved in Ubuntu 18.04 server?
If you are using Ubuntu 18.04 Server (or Ubuntu 20.04 Server), none of these answers apply. The one by user2427436 comes closest. The issue is that systemd-resolved is/runs a stub resolver, and I just need to completely disable that (per the question).
Where can I find the official systemd documentation?
Since systemd, like it or not, has become the standard init system in the Linux world, it’s important to become familiar to its way of doing things. The official systemd services documentation can be found on the freedesktop website.
Is it bad to use systemd in Ubuntu?
There is some beauty in systemd, it’s not all bad but what is really bad is the documentation, the lack of communication from the Ubuntu team and the gung-ho “let’s just change it despite it breaks for everyone” mentality.
How to redirect output of systemd service to a file?
StandardOutput= Controls where file descriptor 1 (STDOUT) of the executed processes is connected to. Takes one of inherit, null, tty, journal, syslog, kmsg, journal+console, syslog+console, kmsg+console or socket. The systemd.exec (5) man page explains other options related to logging.
How to set standardoutput in systemd.exec?
In newer versions of systemd there is a relatively new option ( the github request is from 2016 ish and the enhancement is merged/closed 2017 ish) where you can set the values of StandardOutput or StandardError to file:YOUR_ABSPATH_FILENAME. The file:path option is documented in the most recent systemd.exec man page.
How is the type of a service defined in systemd?
Systemd defines and distinguish between some different type of services depending on their expected behavior. The type of a service can be defined by using the Type option, providing one of these values: The default type of a service, if the Type and Busname options are not defined, but a command is provided via the ExecStart option, is simple.