device fsid 5f44de0db9e95d26-3aec38b2d38ef1a2 devid 2 transid 696 /dev/sdb btrfs: failed to read the system array on sdb btrfs: open_ctree failed device fsid 5f44de0db9e95d26-3aec38b2d38ef1a2 devid 2 transid 696 /dev/sdb btrfs: failed to read the system array on sdb btrfs: open_ctree failed device fsid 5f44de0db9e95d26-3aec38b2d38ef1a2 devid 1 transid 696 /dev/sda2