Proxmox

Oprava GRUBu

modprobe efivarfs
mount /dev/mapper/pve-root /mnt
mount -t proc proc /mnt/proc
mount -t sysfs sys /mnt/sys
mount -o bind /dev /mnt/dev
mount -t devpts pts /mnt/dev/pts/
chroot /mnt
# run inside the chroot:
mount /dev/sda2 /boot/efi
mount -t efivarfs efivarfs /sys/firmware/efi/efivars

update-grub
grub-install /dev/sda

Node maintenance mode

ha-manager crm-command node-maintenance enable pve01