On 10/28/18 2:24 AM, Yasha Karant wrote:
> On 10/27/2018 07:08 PM, Orion Poplawski wrote:
>> On 10/27/18 10:42 AM, Yasha Karant wrote:
>>> Using yumex, rather than doing a full update to SL 7.5 production, I
>>> attempted to update over the network the kernel, firmware, and libgcc,
>>> allowing yumex (essentially yum) to establish the needed dependencies
>>> (other applications, etc., that also needed to be updated). The
>>> resulting kernel will not boot, but merely hangs. If one waits long
>>> enough, the "progress bar" at the bottom of the screen does show the
>>> typical blue/white progression, but that is all. When I reboot and
>>> manually select the previous kernel, the system reboots. I am using
>>> MATE for a "control" GUI, although as the system never gets to the login
>>> screen, MATE should not be "active". It appears that yumex (yum) does
>>> not fully resolve all required dependencies. What other components must
>>> I update?
>>
>> Pressing <ESC> should get you the text boot messages which hopefully
>> should point you towards what is going wrong - or remove rhgb from the
>> kernel command line.
>>
>>
> Following your suggestion, I pressed <ESC> . Ultimately, the boot hung
> at "Waiting for Plymouth boot screen to quit ..."
>
> Was something misconfigured/misinstalled by the yumex update of the kernel?
>
> I did note from the text messages that "Starting Gnome Display Manager"
> appeared at multiple steps.
>
Looks like the X server is failing to start for some reason. You should
be able to ssh into the machine or do ctrl-alt-f2 to get a text login
window. Take a look at /var/log/Xorg.0.log, etc. If you are using
nVidia drivers that's a likely suspect for what went wrong.
--
Orion Poplawski
Technical Manager 303-415-9701 x222
NWRA, Boulder/CoRA Office FAX: 303-415-9702
3380 Mitchell Lane [log in to unmask]
Boulder, CO 80301 https://urldefense.proofpoint.com/v2/url?u=http-3A__www.nwra.com&d=DwIDaQ&c=gRgGjJ3BkIsb5y6s49QqsA&r=gd8BzeSQcySVxr0gDWSEbN-P-pgDXkdyCtaMqdCgPPdW1cyL5RIpaIYrCn8C5x2A&m=PF4o0on_WU-cHiG8c5Gf6osaJ_-wxzyiPo49FwQveM4&s=U-PyiVrUzCKJsLnD7vw9vjPStB9bT8KXGA5DQ4ugB7w&e=
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