# tune2fs -l /dev/sda5
tune2fs 1.42.13 (17-May-2015)
Filesystem volume name:   lifebook2-root
Last mounted on:          /
Filesystem UUID:          c286472d-4ee8-4239-b4a8-c510edec7592
Filesystem magic number:  0xEF53
Filesystem revision #:    1 (dynamic)
Filesystem features:      has_journal ext_attr resize_inode dir_index filetype needs_recovery extent flex_bg sparse_super large_file huge_file uninit_bg dir_nlink extra_isize
Filesystem flags:         signed_directory_hash 
Default mount options:    user_xattr acl
Filesystem state:         clean
Errors behavior:          Continue
Filesystem OS type:       Linux
Inode count:              13000704
Block count:              51990784
Reserved block count:     2599539
Free blocks:              38037309
Free inodes:              12058742
First block:              0
Block size:               4096
Fragment size:            4096
Reserved GDT blocks:      1011
Blocks per group:         32768
Fragments per group:      32768
Inodes per group:         8192
Inode blocks per group:   512
Flex block group size:    16
Filesystem created:       Thu Dec 31 10:55:52 2015
Last mount time:          Thu May 21 00:16:18 2020
Last write time:          Thu May 21 00:16:13 2020
Mount count:              6
Maximum mount count:      -1
Last checked:             Fri May 15 23:11:32 2020
Check interval:           0 (<none>)
Lifetime writes:          260 GB
Reserved blocks uid:      0 (user root)
Reserved blocks gid:      0 (group root)
First inode:              11
Inode size:	          256
Required extra isize:     28
Desired extra isize:      28
Journal inode:            8
First orphan inode:       9963886
Default directory hash:   half_md4
Directory Hash Seed:      caddbb76-db92-4c33-8d9e-8d7a40a689bd
Journal backup:           inode blocks
# tune2fs -l LABEL=lifebook2a-root
-- we will get same outputs as previous command --