$ sudo mkfs.ext4 -v /dev/sda1
mke2fs 1.45.5 (07-Jan-2020)
/dev/sda1 contains a ext4 file system
        last mounted on Fri Dec 11 14:14:36 2020
Proceed anyway? (y,N) y
fs_types for mke2fs.conf resolution: 'ext4'
Filesystem label=
OS type: Linux
Block size=4096 (log=2)
Fragment size=4096 (log=2)
Stride=0 blocks, Stripe width=8191 blocks
31260672 inodes, 125016204 blocks
6250810 blocks (5.00%) reserved for the super user
First data block=0
Maximum filesystem blocks=2273312768
3816 block groups
32768 blocks per group, 32768 fragments per group
8192 inodes per group
Filesystem UUID: 7ebd631b-df0d-4956-b9c1-e8859286e4ac
Superblock backups stored on blocks:
        32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208,
        4096000, 7962624, 11239424, 20480000, 23887872, 71663616, 78675968,
        102400000

Allocating group tables: done
Writing inode tables: done
Creating journal (262144 blocks): done
Writing superblocks and filesystem accounting information: done