You are now even warned by mkfs.btrfs itself when you attempt to do it. [0] [0]: https://www.phoronix.com/scan.php?page=news_item&px=Btrfs-Warning-RAID5-RAID6

You are now even warned by mkfs.btrfs itself when you attempt to do it. [0] [0]: https://www.phoronix.com/scan.php?page=news_item&px=Btrfs-Warning-RAID5-RAID6 https://www.phoronix.com/scan.php?page=news_item&px=Btrfs-Wa...