[CentOS] System Start-Up Issue

Mon Jul 3 14:52:57 UTC 2017
m.roth at 5-cent.us <m.roth at 5-cent.us>

Chris Olson wrote:
>     On Monday, July 3, 2017 5:58 AM, "m.roth at 5-cent.us" <m.roth at 5-cent.us>
> wrote:
>  Chris Olson wrote:
> <snip>
>> I went on vacation right after an update to one of our virtual CentOS
>> 6.9 systems so it was not restarted for a period of time.  Now it will not
>> complete boot-up with the gnome display never fully launched.  A progress
>> bar at the bottom of the start-up screen never reaches completion. We
>> have not been able to detect a running system on the network.
>> Two options for stopping the CentOS 6.9 virtual machine have been tried.
>> One is to "power off" and the other is to "send the shutdown message".
>> Both of these options appear to work properly.  The shutdown output
> <snip>
> Suggestion: boot to the previous kernel. If that works, reinstall the
> update, then reboot to it.
> We had real issues months back, where a yum-cron appeared to half-ignore
> the exclude=kernel line in yum.conf, and it would consistently fail to
> boot, but once the above was done, reinstalling the latest kernel, *then*
> it rebooted with no problem.
> None of the previous kernels will boot properly.

Oh. That's very much not good. Have you run an fsck on /boot and /?