major minor #blocks name 7 0 51988 loop0 7 1 56820 loop1 7 2 27812 loop2 7 3 28312 loop3 7 4 52148 loop4 7 5 75684 loop5 7 6 75728 loop6 7 7 56820 loop7 202 0 67108864 xvda 202 1 67107823 xvda1