2.1.2系统运行级 Default runlevel. The runlevels used by rhs are: ### 0- halt (do not set initdefault to this) 1 Single user mode 2- Multiuser, without NFS (The same as 3, if you do not have networking) f 3- full multiuser mode t 4- unused #5-X11 6-reboot (Do not set initdefault to this) #2.1.2 系统运行级