uname -r
4.15.0-041500-generic
cyan@gameCenterU:~$ sudo cat /etc/os-release
[sudo] password for cyan:
NAME="Ubuntu"
VERSION="16.04.4 LTS (Xenial Xerus)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 16.04.4 LTS"
VERSION_ID="16.04"
HOME_URL="
http://www.ubuntu.com/"
SUPPORT_URL="
http://help.ubuntu.com/"
BUG_REPORT_URL="
http://bugs.launchpad.net/ubuntu/"
VERSION_CODENAME=xenial
UBUNTU_CODENAME=xenial
cyan@gameCenterU:~$ sudo lshw -numeric -class video
*-display UNCLAIMED
description: VGA compatible controller
product: G96 [GeForce 9500 GT] [10DE:640]
vendor: NVIDIA Corporation [10DE]
physical id: 0
bus info: pci@0000:01:00.0
version: a1
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress vga_controller bus_master cap_list
configuration: latency=0
resources: memory:dd000000-ddffffff memory:e0000000-efffffff memory:de000000-dfffffff ioport:2000(size=128) memory:c0000-dffff
cyan@gameCenterU:~$ lsmod | grep -P "(video|drm)"
video 40960 0
cyan@gameCenterU:~$ echo $DESKTOP_SESSION
ubuntu
我莫名其妙地整好了,过程中一度搞到tty登录界面都闪烁并且键盘输入断断续续,当时感觉要重装才能解决了,后来发现upstart模式还能用,于是装了gnome3,gdm,卸载显卡驱动,重装驱动,依然只能登录tty,看log,重装unity,设定默认登录桌面,补装log提示缺少的xorg组件,将桌面管理器改回lightdm,启动它,循环登录,purge掉所有的nvidia驱动,重启,然后,还没来得及重装,就这么好了,能进了.....
现在一头雾水中,三观中的系统观开始崩溃,恳请各位大神指教。