On Sat, 24 May 2025 15:31:03 +0200 Tommy Berglund <to...@fam-berglund.eu> wrote:
> Hi, > Translated by Google from Swedish > > Is it possible to add an EFI system partition to a server already > running Debian 12? > How do I do it? > > (parted) print devices > /dev/sda (2000GB) > /dev/sdb (2000GB) > /dev/mapper/vg-data (1888GB) > /dev/mapper/vg-www (4295MB) > /dev/mapper/vg-vmail (10,7GB) > /dev/mapper/vg-ftp (16,1GB) > /dev/mapper/vg-var (9999MB) > /dev/mapper/vg-tmp (1996MB) > /dev/mapper/vg-home (43,1GB) > /dev/mapper/vg-root (25,0GB) > /dev/mapper/vg-swap_1 (1023MB) > (parted) print free > Model: ATA ST2000VN000-1H31 (scsi) > Disk /dev/sda: 2000GB > Sector size (logical/physical): 512B/4096B > Partition Table: msdos > Disk Flags: > > Number Start End Size Type File system Flags > 1024B 1049kB 1048kB Free Space > 1 1049kB 512MB 511MB primary ext2 boot > 512MB 513MB 1048kB Free Space > 2 513MB 2000GB 2000GB extended > 5 513MB 2000GB 2000GB logical lvm > 2000GB 2000GB 90,1kB Free Space > Looks like you need to shrink lvm a bit. EFI needs a partition formatted to one of the FAT family filesystems, with no additional software needed to access it, so no encryption or LVM. The size recommendation for Linux is 1GB minimum. It's generally advised to keep it near the beginning of large discs. -- Joe