To start a service at different Run Levels

To start a service at different run levels you should use chkconfig command which is provided by Fedora. For eg: To start mysqld service on startup: 1. CHeck status of mysqld: [HiTMAN: ]# chkconfig --list mysqld mysqld 0:off 1:off 2:off 3:off 4:off 5:off 6:off 2. Use the following command to change the mysqld service run levels: [HiTMAN: ]# chkconfig mysqld on 3. Use the foll command to check whether the mysqld service has been started at required run levels. [HiTMAN: ]# chkconfig --list mysqld mysqld 0:off 1:off 2:on 3:on 4:on 5:on 6:off