20 -> 40 (c5t4d0 -> c7t4d0)
28 -> 44 (c6t4d0 -> c8t4d0)
 4 -> 45 (c3t4d0 -> c8t5d0)
c3t4d0, c4t4d0, c5t4d0, c6t4d0 -> SSD