Systemctl: Difference between revisions
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=Internal= | =Internal= | ||
* [[Systemd_Operations#systemctl|systemd Operations]] | |||
* [[Systemd_Concepts#systemctl|systemd Concepts]] | |||
* [[systemd#Operations|systemd]] | * [[systemd#Operations|systemd]] | ||
* [[journalctl]] | |||
=Overview= | =Overview= | ||
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==list-units== | ==list-units== | ||
Lists loaded 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== | ||
| Line 29: | Line 47: | ||
==enable== | ==enable== | ||
{{Internal| | {{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== | ||
Start (activate) one or more units. | Start (activate) one or more units. | ||
{{Internal|Systemd_Concepts#Starting_a_Service|Start a service}} | |||
==stop== | ==stop== | ||
Stop (deactivate) one or more units. | Stop (deactivate) one or more units. | ||
Latest revision as of 22:23, 19 August 2023
Internal
Overview
See
-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
disable
systemctl disable haproxy
start
Start (activate) one or more units.
stop
Stop (deactivate) one or more units.