systemd

General

Most Systemctl service files can be located in the following directory:

You can also use the following command to list all Systemctl service files:

List all Systemctl service files
systemctl list-unit-files --type=service

Enable a service
systemctl enable service_name

Disable a service
1	`systemctl disable service_name`

Start a service
1	`systemctl start service_name`

Stop a service
1	`systemctl stop service_name`

Restart a service
1	`systemctl restart service_name`

Reload a service
1	`systemctl reload service_name`

Reload the systemctl daemon
1	`systemctl daemon-reload`

Check the status of a service
1	`systemctl status service_name`

Check if a service is running
1	`systemctl is-active service_name`

Check if a service is enabled
1	`systemctl is-enabled service_name`

Check if a service is failed
1	`systemctl is-failed service_name`

List all running services
systemctl list-units --type=service

List all failed services
1	`systemctl --failed`