1 Pass 1: Checking inodes, blocks, and sizes
2 Pass 2: Checking directory structure
3 Pass 3: Checking directory connectivity
4 Pass 3A: Optimizing directories
5 Pass 4: Checking reference counts
6 Inode 13 ref count is 1, should be 47245. Fix? yes
8 Pass 5: Checking group summary information
10 test.img: ***** FILE SYSTEM WAS MODIFIED *****
11 test.img: 13/115368 files (0.0% non-contiguous), 32817/460800 blocks