systemctl-list-units
List units that systemd currently has in memory. tldr-pages
On Linux
Linux
List units which are active, have pending jobs, or have failed
systemctl list-unitsIdentifyList all units, including inactive ones
systemctl list-units --allIdentifyFilter by unit type
systemctl list-units --type serviceIdentifyFilter by state
systemctl list-units --state runningIdentifyFilter by a name pattern
systemctl list-units 'systemd*'IdentifyPrint output directly to stdout
systemctl list-units --no-pagerIdentifyPrint output without headers or footers (for scripts)
systemctl list-units --no-legendIdentify