dumpe2fs - Y
dumpe2fs 1.42.9 (28-Dec-2013)
Filesystem volume name: /
Last mounted on: /
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: 5767168
Block count: 23068155
Reserved block count: 78638
Free blocks: 22333439
Free inodes: 5741509
First block: 0
Block size: 4096
Fragment size: 4096
Reserved GDT blocks: 1018
Blocks per group: 32768
Fragments per group: 32768
Inodes per group: 8192
Inode blocks per group: 512
Flex block group size: 16
Filesystem created: Mon Mar 1 22:14:40 2021
Last mount time: Sun Mar 14 21:55:33 2021
Last write time: Mon Mar 1 22:17:20 2021
Mount count: 2
Maximum mount count: -1
Last checked: Mon Mar 1 22:14:40 2021
Check interval: 0 ()
Lifetime writes: 2400 MB
Reserved blocks uid: 0 (user root)
Reserved blocks gid: 0 (group root)
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: journal_incompat_revoke
Journal size: 128M
Journal length: 32768
Journal sequence: 0x0000c1ef
Journal start: 10567