Difference between revisions of "Btrfs"

Btrfs can add and remove devices while running, and can freely switch between RAID levels after the volume has been created.

Btrfs can add and remove devices while running, and can freely switch between RAID levels after the volume has been created.

Using one ore more devices to build a volume. This volume has the '''capacity of all the used devices together(1+2+3+4...)'''. This is an very easy way to expand your volume when you need more space.  You even can add 2 or 3 devices at a time. When you want to replace a device, you can add the new device, then remove the old device. Btrfs will move all data as necessary. ''To distribute all data to all devices you may want to '''balance''' the volume.''

Using one ore more devices to build a volume. This volume has the '''capacity of all the used devices together(1+2+3+4...)'''. This is an very easy way to expand your volume when you need more space.  You even can add 2 or 3 devices at a time. When you want to replace a device, you can add the new device, then remove the old device. Btrfs will move all data as necessary. ''To distribute all data to all devices you may want to '''balance''' the volume.''

{{BoxWarning|If one device fails, everything is lost|Be aware that when one of the devices fails your complete volume will be lost}}

{{BoxWarning|If one device fails, everything is lost|Be aware that when one of the devices fails your complete volume will be lost}}