File: //proc/thread-self/root/proc/thread-self/root/proc/thread-self/root/proc/fs/ext4/sda1/mb_groups
#group: free frags first [ 2^0 2^1 2^2 2^3 2^4 2^5 2^6 2^7 2^8 2^9 2^10 2^11 2^12 2^13 ]
#0 : 24770 23 558 [ 14 14 12 7 11 10 3 3 4 2 1 4 3 0 ]
#1 : 11710 3 560 [ 2 2 0 1 3 2 1 2 2 1 2 2 1 0 ]
#2 : 20219 21 493 [ 3 10 7 7 9 4 4 7 7 3 3 4 1 0 ]
#3 : 27973 20 552 [ 1 2 2 3 8 7 5 7 5 3 1 3 0 2 ]
#4 : 2091 17 496 [ 3 4 6 5 8 5 5 3 4 0 0 0 0 0 ]
#5 : 20144 20 560 [ 8 8 6 12 8 9 4 1 1 1 2 0 4 0 ]
#6 : 7120 24 496 [ 4 4 7 5 8 6 1 8 4 1 2 1 0 0 ]
#7 : 19928 1 552 [ 0 0 0 1 1 0 1 1 1 0 1 1 2 1 ]