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Fedora™ Unleashed, 2008 editionIf the boot process were halted at this point, the system would just sit idle and the screen would be blank. To make the system useful for users, you need to start the system services. Those services are some of the applications that enable you to interact with the system. System Services and Runlevels After finishing with rc.sysinit script during the bootloading process, the init command uses the Linux system initialization table found in /etc/inittab to boot Fedora to a specific system state. The state of the system is commonly referred to as its runlevel. Several different ways of starting and stopping system services exist, and Fedora uses a method derived from System V Unix. The System V (pronounced "System Five") method uses runlevels and different combinations of services to define different states of operation. Runlevels determine which of the many available system services are started, as well as in which order they start. A special runlevel is used to stop the system, and a special runlevel is used for system maintenance ...» |
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