Btrfs

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Warning Warning: Btrfs is still a new filesystem. While many (including myself) find it stable enough for everyday use, don't use it for critical services and be prepared to use you backups.

Create a filesystem

Single Disk

# mkfs.btrfs /dev/sdb

Raid 1

# mkfs.btrfs -mraid1 -draid1 /dev/sdb /dev/sdc

Raid 0

# mkfs.btrfs -mraid1 -draid0 /dev/sdb /dev/sdc

Subvolumes

To create a subvolume just use the command

# btrfs subvolume create /<path>
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