安装gnome桌面
@H_301_2@yum groupinstall 'X Window System' yum groupinstall Desktop sed -i '/^id/id:5:initdefault:' /etc/inittab
gdm中隐藏用户名
@H_301_2@<schema> <key>greeter/Exclude</key> <signature>s</signature> <default>bin,root,daemon,adm,lp,sync,shutdown,halt,mail,news,uucp,operator,nobody,nobody4,noaccess,postgres,pvm,rpm,nfsnobody,pcap</default> </schema>