Re: GRUB2 not able to read ext4/xfs file systems on 8 TB drive

[Niklas Hambüchen]

Hey Pascal,

On 4/23/20 9:58 AM, Pascal Hambourg wrote:
> It would not require to build a custom core image. Some distributions such as 
> Ubuntu that you mentioned reinstall the core image when grub packages are 
> updated, and I am not sure that the package can automatically handle extra 
> custom grub-install parameters.

Understood. That specific thing will not be an issue for my use case, as I plan 
to use this on NixOS, which can handle this use case since 3 minutes ago: 
https://github.com/NixOS/nixpkgs/pull/85895

> Also, GRUB would not even need to use the LVM driver in order to load the 
> kernel and the initramfs, making it simpler and safer. If anything goes wrong 
> with the LVM, GRUB won't even be able to boot the kernel. With a separate 
> /boot, GRUB would at least boot the kernel, making the rescue initramfs shell 
> available.
> 
> Native disk drivers are much less used than firmware disk drivers, so they 
> are also probably less tested. Then may contain bugs too. Also, when I tested 
> (a long time ago), native disk drivers were much slower that firmware disk 
> drivers.

These are good points, thanks!

I suppose a counterpoint is that at least GRUB's bugs would be in open-source 
software, and it comes with excellent mailing list support -- thanks again for 
that!

Niklas