## BTRFS + RAID0
> 2 x 4To = 8 To (en RAID 0)
### `docker` + `btrfs`
https://docs.docker.com/storage/storagedriver/btrfs-driver/
Documentation à enrichir ...
```
## Init
sudo apt-get install btrfs-progs
sudo mkfs.btrfs -m raid1 -d raid0 -L btrfs42 /dev/sda /dev/sdb
sudo mount /dev/sda /mnt
## subvolumes
sudo btrfs subvolume create /mnt/@nextcloud-data
sudo btrfs subvolume create /mnt/@docker
sudo btrfs subvolume create /mnt/@ipfs
sudo btrfs subvolume list /mnt
ID 256 gen 8 top level 5 path @nextcloud-data
ID 257 gen 8 top level 5 path @docker
ID 258 gen 8 top level 5 path @ipfs
sudo btrfs filesystem df /mnt
Data, RAID0: total=2.00GiB, used=0.00B
System, RAID1: total=8.00MiB, used=16.00KiB
Metadata, RAID1: total=1.00GiB, used=176.00KiB
GlobalReserve, single: total=5.50MiB, used=0.00B
## mount change
sudo systemctl stop docker
sudo cp -au /nextcloud-data /nextcloud-data.bkp
```