[CentOS] CentOS 7, ATI video, ex-X

Fri Dec 16 17:04:56 UTC 2016
m.roth at 5-cent.us <m.roth at 5-cent.us>

Valeri Galtsev wrote:
> On Fri, December 16, 2016 10:08 am, m.roth at 5-cent.us wrote:
>> A user running gnome came in this morning, clicked on the application
>> menu... and it was much shorter than he expected. He could get to
>> firefox, and googled about refreshing that... and found something that
>> told him to reboot.
>> And that's it: I cannot get X up, at all. I just get the "oh, no,
>> something failed, please log out and try again".
>> Fully updated CentOS 7, [AMD/ATI] Oland [Radeon HD 8570 / R7 240/340
>> OEM], and, like most of us, he uses two monitors.
>> .
>> I've tried removing the xorg.conf, and renaming
>> /etc/X11/xorg.conf.d/20-fglrx.conf, which was there (I didn't put it
>> there when I built the box a few months ago.)
> What if you boot into runlevel 3 (that is no gdm or kdm...), log in into
> virtual console, rename all X related stuff in /etc, and from command line
> execute
> startx
> ? What do you get spit on console, and what do you get in xorg log?

So far, I've force fsck (and I DESPISE systemd, oh, no, we *can't* let you
use /forcefsck, we'll ignore it, you need to change the grub2 command
line....), brought it up in runlevel 3, and no difference - startx gives
me the idiot screen, and hitting exit gives me a live screen - monitor's
not in power save, but black, blank, and it won't accept keyboard input.
And I can't make it let go without a reboot (at least doing what I've been

Yum doesn't seem to have a group-reinstall - I was going to try to
reinstall GNOME desktop.