1）安装桌面
GNOME桌面
yum groupinstall “X Windows Systems”
yum groupinstall “GNOME Desktop Environment”
KDE桌面
yum groupinstall “X Windows Systems”
yum groupinstall “K Desktop Environment”
2）默认桌面选择
在/etc/sysconfig/desktop中添加
DESKTOP=”GNOME” 或DESKTOP=“KDE”
3）从GNOME切换到KDE桌面
startkde