Update: I found this: .. by upgrading kernel ...according to the BTRFS wiki, changing raid levels after the filesystem has been created isn't supported for 3.2 series and older kernels.
Need to move from stable stock., > Ubuntu 12.04LTS and Debian 7.2. http://serverfault.com/questions/496503/converting-btrfs-filesystem-to-raid1-fails-with-inappropriate-ioctl-for-device -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
