[CentOS] CentOs 7.0 and reboot failure

Tue Dec 2 20:23:53 UTC 2014
Ned Slider <ned at unixmail.co.uk>

On 02/12/14 18:34, Gregory P. Ennis wrote:
> On Mon, 2014-12-01 at 18:50 +0000, Ned Slider wrote:
>> On 01/12/14 18:36, Gregory P. Ennis wrote:
>>> On Thu, 2014-11-27 at 22:04 -0600, Gregory P. Ennis wrote:
>>>> On Thu, 2014-11-27 at 18:50 -0600, Gregory P. Ennis wrote:
>>>>> Date: Sun, 23 Nov 2014 13:50:17 -0600
>>>>>
>>>>> On Sun, 23 Nov 2014 13:07:47 -0600
>>>>> Gregory P. Ennis wrote:
>>>>>
>>>>>> I also changed the boot level to 5.
>>>>>
>>>>> Do you mean the runlevel?  If so, are you sure that you changed it correctly?
>>>>>
>>>>> Centos 7 doesn't use runlevels set in inittab like previous versions did.  I see that fact is actually noted in /etc/inittab, along with the expected way to do it.
>>>>> ---------------------------------------------------------------------------------------------
>>>>>
>>>>> Frank,
>>>>>
>>>>> Yes, you are correct, I changed the run level and not boot level to 5
>>>>> and did so by using the command :
>>>>>
>>>>> ln -sf /lib/systemd/system/graphical.target /etc/systemd/system/default.target
>>>>>
>>>>> Also, I appreciate everybody's input on this, but I am still at a loss
>>>>> as to how to fix this.  Without being able to reboot, it sure makes the
>>>>> set up difficult.
>>>>>
>>>>> Does anyone else have any ideas??
>>>>>
>>>>> Greg
>>>>>
>>>>
>>>> I have tried some additional changes that have not made a difference.
>>>>
>>>> I disabled selinux - that made no difference
>>>> I stopped and disabled firewalld  - that made no difference.
>>>>
>>>> I can boot this machine after I turn it off and then back on, but when I
>>>> try to do a shutdown now -r, the system hangs right after picking the OS
>>>> that is desired "CentOS Linux..........".
>>>>
>>>> After the machine is turned off the boot process occurs normally after
>>>> this choice and I get two penguins in the upper left hand corner, and
>>>> the boot proceeds.  When I do a shutdown now -r, I do not get to the
>>>> penguins and the machine hangs forever until I either unplug it or press
>>>> the power button for 5 seconds.
>>>>
>>>> Any help would be appreciated!!!
>>>>
>>>> Greg 
>>>>
>>> -----------------------------------------------------------
>>>
>>> Everyone, 
>>>
>>> I did not get much of a response on the list so I filed a bug report.  I
>>> wanted to document the bug report for anyone else that is having a
>>> reboot problem. 
>>>
>>> https://bugs.centos.org/view.php?id=7949
>>>
>>>
>>> Greg Ennis
>>>
>>
>> Seems little point in filing a bug report when you have no idea what the
>> issue is. Bugs are not a means of troubleshooting nor a support forum.
>> However, you did get my attention so lets see if we can stimulate some
>> further interest in troubleshooting this.
>>
>> So the system will perform a cold reboot, but not a warm reboot. Sounds
>> like a hardware issue to me.
>>
>> Any clues in /var/log/messages ?
>>
>> Tried updating the BIOS?
>>
>> Any hardware firmwares being loaded?
>>
>>
>> _______________________________________________
> 
> Ned,
> 
> Thanks for your response!!!
> 
> Sorry, if posting a bug report was the wrong venue !!!
> 
> There are no messages in the message logs that I could identify as
> problems, but the system fails before the OS is active.
> 
> I have not updated the BIOS, and do not know how to do this... but this
> is my testing machine so I am more than open to doing this.  I am using
> a Gateway SX2855-UB12P.  I will take a look at the Gateway site; if
> there are tutorials you could point me to I would appreciate it.

You'd have to check the Gateway website to see if a bios update is
available to download for your model. Instructions are normally included
/ available.

> 
> The only hardware that has been added has been a usb ethernet connection
> so that I have the motherboard nic card and the usb nic connection.


Just to eliminate the easy option first, does unplugging the USB
ethernet adapter (before rebooting) solve the problem?


> wanted to use this setup to test the firewalld capabilities for a
> network gateway.  The machine does not have a monitor, and is without a
> mouse or keyboard.  
> 
> It should be noted that this machine previously had CentOS 6 with a 3T
> Seagate drive that worked without a problem, but recently developed a
> disc failure.  I replaced the drive with a 4T WesternDigital drive and
> installed CentOs 7.0 from a DVD.  
>  

I wouldn't think the drive swap would make a difference.

> Thanks again for your help!!!
> 
> Greg
>