BTRFS Snippets
RAID
Convert Non-RAID to RAID1
mount /dev/<single_drive> /mnt
btrfs device add /dev/<drive_to_add> /mnt
btrfs balance start -dconvert=raid1 -mconvert=raid1 /mnt
mount /dev/<single_drive> /mnt
btrfs device add /dev/<drive_to_add> /mnt
btrfs balance start -dconvert=raid1 -mconvert=raid1 /mnt