The systemctl command is a system service manager command that actually combines the two commands service and chkconfig together.
| Task | old order | new order |
|---|---|---|
| make a service start automatically | chkconfig --level 3 httpd on |
systemctl enable httpd.service |
| Make a service not start automatically | chkconfig --level 3 httpd off |
systemctl disable httpd.service |
| Check service status | service httpd status |
systemctl status httpd.service(Service Details) systemctl is-active httpd.service(Only show if Active) |
| show all started services | chkconfig --list |
systemctl list-units --type=service |
| start a service | service httpd start |
systemctl start httpd.service |
| stop a service | service httpd stop |
systemctl stop httpd.service |
| restart a service | service httpd restart |
systemctl restart httpd.service |