[Users] Still unable to boot in system with UEFI

Joey Boggs jboggs at redhat.com
Tue Feb 14 16:29:37 UTC 2012


On 02/14/2012 10:36 AM, Federico Alberto Sayd wrote:
> El 14/02/12 10:35, Joey Boggs escribió:
>> On 02/14/2012 08:29 AM, Federico Alberto Sayd wrote:
>>> Hello:
>>>
>>> Recently I downloaded the ovirt stable node image. According to 
>>> releases notes since 2.2.2 UEFI installation bug has been fixed, but 
>>> I still can't boot from my server with UEFI. Ovirt installs without 
>>> problem, but when the system reboots nothing  happens, the system 
>>> don't boot. Then I try to boot with super grub disk 2 live cd, it 
>>> detects ovirt installation and boots the system.
>>>
>>> I think that still there is a problem with UEFI in certain hardware:
>>>
>>> Mi system is a IBM blade center HS22 7870
>>>
>>> Can anyone confirm problems with UEFI in 2.2.2 version?
>>>
>>> Thanks
>>>
>>> Federico
>>> _______________________________________________
>>> Users mailing list
>>> Users at ovirt.org
>>> http://lists.ovirt.org/mailman/listinfo/users
>>
>> Can you boot the image like you did with the grub livecd and run 
>> efibootmgr -v also mount /dev/disk/by-label/EFI and run find on where 
>> you mounted it.
>>
>
> Ok,
>
> efibootmgr -v
>
> Fatal: Couldn't open either sysfs or procfs directories for accessing 
> EFI variables.
> Try 'modprobe efivars' as root
>
> I can't mount /dev/disk/by-label/EFI, when I create a directory and 
> try to mount the partition, mount says:
>
> mount: /dev/sda1 already mounted or disco busy
>
> however, mount output don't show that /dev/sda1 is mounted
>
> Some directories are in read only mode and I could not create a 
> directory to mount the partition, I tried into /config and /live.
>
> /dev/disk/by-label/EFI points to /dev/sda1 and "disco" is the 
> directory mount point.
>
> Also,  /proc/efi/vars/   and  /sys/firmware/efi/vars/ are not present
>
> Thanks
>
>
>
> _______________________________________________
> Users mailing list
> Users at ovirt.org
> http://lists.ovirt.org/mailman/listinfo/users

Ah.. was assuming the grub disc you booted from was EFI enabled. Try 
booting the node iso in EFI mode and run through those steps again.



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