File: //proc/thread-self/root/proc/thread-self/root/proc/thread-self/root/proc/fs/ext4/md1/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 : 5748 18 4718 [ 14 11 8 8 11 8 9 8 6 2 1 0 0 0 ]
#1 : 10264 32 600 [ 8 12 10 8 13 10 10 10 6 2 5 0 0 0 ]
#2 : 23025 47 516 [ 23 25 20 23 56 9 8 4 6 3 3 1 1 1 ]
#3 : 2528 12 578 [ 0 2 1 1 3 7 1 5 4 1 0 0 0 0 ]
#4 : 19006 4 513 [ 2 2 2 2 2 2 1 1 1 2 3 1 1 1 ]
#5 : 15076 19 578 [ 2 3 5 1 6 5 3 6 4 1 2 3 1 0 ]
#6 : 25231 27 516 [ 9 9 11 5 6 12 7 7 5 3 2 3 1 1 ]
#7 : 5176 28 578 [ 6 9 8 10 19 8 8 5 3 1 2 0 0 0 ]