chkconfig

This command is used to activate and deactivate services. Example: chkconfig - -list Notice in the list the columns represent run levels that each program is on or off. chkconfig You can change run levels for programs using this command. Example: chkconfig --level 345 msqld off First notice that there are two dashes in front of level. This command turns off mysqld in run levels 3,4 and 5.