Home \ Management autoload services in CentOS

To add a service at startup OS CentOS / RHEL you need a
chkconfig serice
- chkconfig –list <service name>
- chkconfig –add <service name>
- chkconfig –del <service name>
- chkconfig [--level levels] <service name> <on|off|reset>
- chkconfig [--level levels] <service name>
# chkconfig --list httpd (checking whether to autostart httpd)
httpd 0:off 1:off 2:off 3:off 4:off 5:off 6:off
# chkconfig --level 35 httpd on (include the level of performance 3 and 5)
# chkconfig --list httpd (checking)
httpd 0:off 1:off 2:off 3:on 4:off 5:on 6:off
# chkconfig --level 35 httpd off (disable autoload)
# chkconfig --del httpd (delete service)
# chkconfig --list httpd (checking)
# chkconfig --add httpd (adding to autoload)