Systemctl: Difference between revisions

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=Internal=
=Internal=
* [[Systemd_Operations#systemctl|systemd Operations]]
* [[Systemd_Concepts#systemctl|systemd Concepts]]
* [[systemd#Operations|systemd]]
* [[journalctl]]
=Overview=


* [[systemd#Operations|systemd]]
See {{Internal|Systemd_Concepts#Services|systemd Concepts - Services}}


=-q (quiet)=
=-q (quiet)=
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systemctl -q .... 2>/dev/null
systemctl -q .... 2>/dev/null
</pre>
</pre>
=Commands=
==list-units==
Lists loaded ''active'' units.
In order to list all loaded units (active or inactive), use -a or --all:
<pre>
systemctl list-units --all
</pre>
==is-enabled==
Tells whether the service is enabled at boot.
==is-active==
Tells whether the service is running, or it was shut down.
==status==
==show==
Show properties of one or more units.
==enable==
{{Internal|Systemd_Concepts#Start_.28Enable.29_a_Service_Automatically_at_Boot|Enable a Service at Boot}}
==disable==
<syntaxhighlight lang='bash'>
systemctl disable haproxy
</syntaxhighlight>
==start==
Start (activate) one or more units.
{{Internal|Systemd_Concepts#Starting_a_Service|Start a service}}
==stop==
Stop (deactivate) one or more units.

Latest revision as of 22:23, 19 August 2023

Internal

Overview

See

systemd Concepts - Services

-q (quiet)

Suppress output to standard output in snapshot, is-active, is-failed, is-enabled, is-system-running, enable and disable. However, it does not suppress output to stderr, which happens when the unit in question does not exists, etc.

You may want to consider:

systemctl -q .... 2>/dev/null

Commands

list-units

Lists loaded active units.

In order to list all loaded units (active or inactive), use -a or --all:

systemctl list-units --all

is-enabled

Tells whether the service is enabled at boot.

is-active

Tells whether the service is running, or it was shut down.

status

show

Show properties of one or more units.

enable

Enable a Service at Boot

disable

systemctl disable haproxy

start

Start (activate) one or more units.

Start a service

stop

Stop (deactivate) one or more units.