gistfile1.txt

printf 'n\n4\n\n\nt\n4\n43\nw\n' | fdisk /dev/sdb
printf 'n\n4\n\n\nt\n4\n43\nw\n' | fdisk /dev/sda
pvcreate /dev/sda4
pvcreate /dev/sdb4
vgcreate pve /dev/sda4 /dev/sdb4
lvcreate --type raid1 -m 1 -n data -L 384G pve /dev/sda4 /dev/sdb4
lvcreate --type raid1 -m 1 -n meta -L 1G pve /dev/sda4 /dev/sdb4
lvconvert -y --type thin-pool --poolmetadata pve/meta --poolmetadataspare n pve/data
lvcreate --type raid1 -m 1 -n swap -L 4G pve /dev/sda4 /dev/sdb4
mkswap /dev/pve/swap
echo 'UUID= none swap defaults 0 0' | tee -a /etc/fstab > /dev/null
mount /dev/sda3 /mnt
sed -i 's/$/ rootflags=subvol=@root/' /mnt/etc/kernel/cmdline
echo 'UUID= none swap defaults 0 0' | tee -a /etc/fstab > /dev/null
arch-chroot /mnt proxmox-boot-tool refresh
btrfs su sn /mnt /mnt/@root
btrfs su create /mnt/@snapshots
btrfs su sn -r /mnt/@snapshots/vanilla_6.8.12-9-pve