Long story short: I've got an old zx6000, running RHEL/CentOS (cannot recall which one) IA64 v4.x and moved its two-drive mirror set to another matching unit - but I cannot find any EFI shell ...

I've got my Ubuntu system at home set up using UEFI boot, mirrored root/home using btrfs, and mirrored swap using LVM, but making sure that /boot/efi is mirrored across both drives and usable in the ...