Hi,

Can you give a try of the workaround in 
https://bugzilla.redhat.com/show_bug.cgi?id=1727987#c0 ?

At least it works for RHEL 8 (and  most probably CentOS 8).

Best Regards,
Strahil NikolovOn Nov 3, 2019 12:14, Mathieu Simon 
<[email protected]> wrote:
>
> Hi 
>
> Am Sa., 2. Nov. 2019 um 08:51 Uhr schrieb Strahil Nikolov 
> <[email protected]>: 
>
> > Have you tried with another ISO ? 
> This is quite weird, still better than my initial testing but here it 
> goes. I've slimmed down my attempts to Q35 and UEFI (both on and off): 
>
> - Server 2019 ISO boots into installer with or without SecureBoot 
> enabled (I clearly remember it didn't work in any combination I've 
> tried, but now it did, anyhow). The OS installes and boots with 
> SecureBoot enabled 
> - Server 2016 ISO fails to boot right at the windows bootloader*, 
> however I don't care for Server 2016 that much anymore at that point 
> in time, and it could well be that the ISO image could be of an older 
> revision 
>   (MS does release updated images from time to time) 
> - Debian 10 boots of the CD, however it doesn't seem like NVRAM 
> changes are saved in oVirt / RHV guests yet. So at boot the OS doesn't 
> start and you have to once boot from file (EFI disk -> EFI -> debian 
> -> shimx64.efi) 
>   After the boot you you have to copy all (or only shimx64.efi?) to 
> /boot/efi/EFI/BOOT as BOOTX64.EFI like Windows. Debian 10 has a 
> Microsoft-signed shim loader so SecureBoot actually works. 
> - Ubuntu 18.04 boots of the disc, installs and boots since their 
> installer puts a copy of shimx64.efi into /boot/efi/EFI/BOOT which is 
> where OVMF looks for a loader 
>
> I'm I correctly guessing based on looking at the "VM devices" list per 
> VM that oVirt/RHV doesn't yet provide a way to provide a persistent 
> NVRAM image to guests? 
> Sso for the time being we're actually stuck on Linux systems to have a 
> EFI/BOOT/BOOTX64.EFI present? Is this the issue you wrote about? 
> (I've encountered this very same issue on plain KVM and Proxmox, in 
> both cases a small disk image is required per VM to make the content 
> of the NVRAM persistent across VM reboots) 
>
> Regards 
> Mathieu 
>
> * See screenshot uploaded here: https://imgur.com/a/ZsnbCOM
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