how-to-move-home

sudo fdisk -l

sudo fdisk /dev/sdX
p
n
w

sudo mkfs -t btrfs /dev/sdX1

sudo mount /dev/sdX1 /mnt
cd /mnt
sudo cp -rp /home/* /mnt

sudo mv /home /home.old
sudo mkdir /home

cd /
sudo umount /dev/sdX1
sudo mount /dev/sdX1 /home/

Get UUID for the disk
sudo blkid | grep /dev/sdX1

sudo cp /etc/fstab /etc/fstab.old
sudo nano /etc/fstab

Add this line:
# /dev/sdX1 /home dir
UUID=adicionar o uuid aqui      /home       btrfs       defaults        0       0

reboot

# Para verificar:
df /dev/sdX1