Figure 2: mcutil -e output

$ mcutil -e
slot 0 [full,access,source=256] 256
slot 1 [empty,access,source=257]        257
slot 2 [full,access,source=258] 258
slot 3 [full,access,source=259] 259
slot 4 [full,access,source=260] 260
slot 5 [full,access,source=261] 261
slot 6 [full,access,source=262] 262
drive 0 [full,access,source=256]        16
transport 0 [empty]     1