Host Bootloader - Proxmox VE
pve.proxmox.com › wiki › Host_BootloaderThe Proxmox VE installer creates 3 partitions on all disks selected for installation. The created partitions are: a 1 MB BIOS Boot Partition (gdisk type EF02) a 512 MB EFI System Partition (ESP, gdisk type EF00) a third partition spanning the set hdsize parameter or the remaining space used for the chosen storage type