安装显卡驱动
GPU用途
Nvidia
Ati
Nvidia显卡驱动安装：
apt-get update
apt-get dis-upgrade
apt-get install -y linux-headers-$(uname -r)
apt-get install nvidia-kernel-dkms
sed 's/quiet/quiet nouveau.modeset=0/g' -i /etc/default/grub
update-grub
reboot
验证
glxinfo | gerp -i "direct rendring"
direct rendering:Yes
