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[Discuss] On Btrfs raid and odd-count disks

On 4/10/2013 11:00 AM, Derek Atkins wrote:
> Is there a way to set up btrfs such that it can suvive a failure of any
> two disks in the array (ala raid6 or raid-z2)?

Btrfs currently does not do n-way replication. It's in the works along
with raid5/6.

It is possible to layer Btrfs on dm-raid and mdadm devices. You can
build ZFS-like subdevices as RAID1 or RAID5/6 and use these metadevices
to create your Btrfs volumes.

Rich P.

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