Boston Linux & Unix (BLU) Home | Calendar | Mail Lists | List Archives | Desktop SIG | Hardware Hacking SIG
Wiki | Flickr | PicasaWeb | Video | Maps & Directions | Installfests | Keysignings
Linux Cafe | Meeting Notes | Blog | Linux Links | Bling | About BLU

BLU Discuss list archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[Discuss] On Btrfs raid and odd-count disks

> From: at [mailto:discuss-
> at] On Behalf Of joe at
>   How does raid 1 with an odd number of disks earn the distinction of being
> called RAID?If you lose one disk, you've lost data. Any disk is a single point of
> failure. What's the point?

You're confusing raid1 (mirroring) with raid0 (striping)

btrfs raid1 is more like raid1-e, where all data is redundantly stored on any 2 disks, selected from N disks in the set.

BLU is a member of BostonUserGroups
BLU is a member of BostonUserGroups
We also thank MIT for the use of their facilities.

Valid HTML 4.01! Valid CSS!

Boston Linux & Unix /