注意这里用的是最小化安装纯净系统212个包CentOS-6.3-x86_64-minimal.iso
1，wget Fedora-epel//6/x86_64/epel-release-6-7.noarch.rpm
rpm -ivh epel-release-6-7.noarch.rpm
其目的是生产epel的yum源文件
# ls
CentOS-Base.repo CentOS-Base.repo.bak CentOS-Debuginfo.repo CentOS-Media.repo CentOS-Vault.repo epel.repo epel-testing.repo
2，# yum groupinfo xfce
Loaded plugins: fastestmirror, presto
Setting up Group Process
Loading mirror speeds from cached hostfile
* epel: kartolo.sby.datautama.net.id
epel/group_gz | 229 kB 00:05
Group: Xfce
Description: 一个能在低端机器上良好运行的轻便桌面环境。
Mandatory Packages:
Thunar
xfce-utils
xfce4-panel
xfce4-session
xfce4-settings
xfconf
xfdesktop
xfwm4
Default Packages:
NetworkManager-gnome
Terminal
gdm
leafpad
openssh-askpass
orage
polkit-gnome
thunar-archive-plugin
thunar-volman
tumbler
xfce4-appfinder
xfce4-icon-theme
xfce4-mixer
xfce4-power-manager
xfce4-session-engines
xfwm4-theme-nodoka
Optional Packages:
xfwm4-themes
Conditional Packages:
pinentry-gtk
3，# yum -y groupinstall xfce
又安装了226个包，比系统212个还多
Installed:
NetworkManager-gnome.x86_64 1:0.8.1-33.el6 Terminal.x86_64 0:0.4.7-1.el6 Thunar.x86_64 0:1.3.0-4.el6
gdm.x86_64 1:2.30.4-33.el6_2 leafpad.x86_64 0:0.8.18.1-1.el6 openssh-askpass.x86_64 0:5.3p1-81.el6
orage.x86_64 0:4.8.1-3.el6 pinentry-gtk.x86_64 0:0.7.6-6.el6 polkit-gnome.x86_64 0:0.96-3.el6
thunar-archive-plugin.x86_64 0:0.3.0-2.el6 thunar-volman.x86_64 0:0.6.0-2.el6 tumbler.x86_64 0:0.1.21-1.el6
xfce-utils.x86_64 0:4.8.3-1.el6 xfce4-appfinder.x86_64 0:4.8.0-2.el6 xfce4-icon-theme.noarch 0:4.4.3-5.el6
xfce4-mixer.x86_64 0:4.8.0-1.el6 xfce4-panel.x86_64 0:4.8.3-2.el6 xfce4-power-manager.x86_64 0:1.0.10-1.el6
xfce4-session.x86_64 0:4.8.1-4.el6 xfce4-session-engines.x86_64 0:4.8.1-4.el6 xfce4-settings.x86_64 0:4.8.3-1.el6
xfconf.x86_64 0:4.8.0-2.el6 xfdesktop.x86_64 0:4.8.2-2.el6 xfwm4.x86_64 0:4.8.3-1.el6