Not the OP, but I deployed btrfs on tens of embedded systems that had their power consistently cut on a daily basis. Ended up with unmountable filesystems repea

Not the OP, but I deployed btrfs on tens of embedded systems that had their power consistently cut on a daily basis. Ended up with unmountable filesystems repeatedly. Switched to ext4 and never had an unmountable filesystem again. These were single disk systems, no raid at all.