https://github.com/zfsonlinux/zfs/wiki/Ubuntu-18.04-Root-on-ZFS ls /dev/disk/by-id/
uefi
export DISK=/dev/disk/by-id/ata-M4-CT256M4SSD2_00000000123509146D38 && \
apt install --yes debootstrap gdisk zfs-initramfs && \
sgdisk --zap-all $DISK && \
sgdisk -n3:1M:+512M -t3:EF00 $DISK && \