mke2fs -q -F -o Linux -b 1024 -i 1024 -O ^resize_inode -t ext4 test.img 1024000
resize2fs -p test.img 100000000
Resizing the filesystem on test.img to 99999745 (1k) blocks.
Begin pass 2 (max = 2061)
Relocating blocks             ----------------------------------------XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
Begin pass 3 (max = 125)
Scanning inode table          ----------------------------------------XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
Begin pass 5 (max = 5)
Moving inode table            ----------------------------------------XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
The filesystem on test.img is now 99999745 (1k) blocks long.

Pass 1: Checking inodes, blocks, and sizes
Pass 2: Checking directory structure
Pass 3: Checking directory connectivity
Pass 4: Checking reference counts
Pass 5: Checking group summary information
test_filesys: 11/99999744 files (0.0% non-contiguous), 25048025/99999745 blocks
Exit status is 0
dumpe2fs -h test.img
Filesystem volume name:   <none>
Last mounted on:          <not available>
Filesystem magic number:  0xEF53
Filesystem revision #:    1 (dynamic)
Filesystem features:      has_journal ext_attr dir_index filetype extent flex_bg sparse_super huge_file uninit_bg dir_nlink extra_isize
Default mount options:    (none)
Filesystem state:         clean
Errors behavior:          Continue
Filesystem OS type:       Linux
Inode count:              99999744
Block count:              99999745
Reserved block count:     4999987
Free blocks:              74951720
Free inodes:              99999733
First block:              1
Block size:               1024
Fragment size:            1024
Blocks per group:         8192
Fragments per group:      8192
Inodes per group:         8192
Inode blocks per group:   2048
Flex block group size:    16
Mount count:              0
Check interval:           15552000 (6 months)
Reserved blocks uid:      0
Reserved blocks gid:      0
First inode:              11
Inode size:               256
Required extra isize:     32
Desired extra isize:      32
Journal inode:            8
Default directory hash:   half_md4
Journal backup:           inode blocks
Journal features:         (none)
Total journal size:       16M
Total journal blocks:     16384
Max transaction length:   16384
Fast commit length:       0
Journal sequence:         0x00000001
Journal start:            0

