alextakitani

# http://askubuntu.com/questions/505446/how-to-install-ubuntu-14-04-with-raid-1-using-desktop-installer
# http://askubuntu.com/questions/660023/how-to-install-ubuntu-14-04-64-bit-with-a-dual-boot-raid-1-partition-on-an-uefi%5D

sudo -s
apt-get -y install mdadm
apt-get -y install grub-efi-amd64
sgdisk -z /dev/nvme0n1
sgdisk -z /dev/nvme1n1
sgdisk -n 1:0:+100M -t 1:ef00 -c 1:"EFI System" /dev/nvme0n1
sgdisk -n 2:0:+8G -t 2:fd00 -c 2:"Linux RAID" /dev/nvme0n1

alextakitani

TL;DR

sudo apt-get install -y postgresql-12 postgresql-server-dev-12 postgresql-contrib-12 libpq-dev postgresql-12-hypopg
sudo pg_dropcluster 12 main --stop
sudo pg_upgradecluster 11 main
sudo pg_dropcluster 11 main