dumpe2fs - test-1
dumpe2fs 1.45.5 (07-Jan-2020)
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 64bit flex_bg sparse_super large_file huge_file dir_nlink extra_isize metadata_csum
Filesystem flags: signed_directory_hash
Default mount options: user_xattr acl
Filesystem state: clean
Errors behavior: Continue
Filesystem OS type: Linux
Inode count: 7299072
Block count: 29171266
Reserved block count: 1458563
Free blocks: 21038497
Free inodes: 6739982
First block: 0
Block size: 4096
Fragment size: 4096
Group descriptor size: 64
Reserved GDT blocks: 1024
Blocks per group: 32768
Fragments per group: 32768
Inodes per group: 8192
Inode blocks per group: 512
RAID stripe width: 8191
Flex block group size: 16
Filesystem created: Sun Feb 6 19:38:07 2022
Last mount time: Thu Aug 11 02:50:09 2022
Last write time: Thu Aug 11 02:49:59 2022
Mount count: 106
Maximum mount count: -1
Last checked: Sun Feb 6 19:38:07 2022
Check interval: 0 ()
Lifetime writes: 310 GB
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
First orphan inode: 2105973
Default directory hash: half_md4
Journal backup: inode blocks
Checksum type: crc32c
Checksum: 0x2e17c3e5
Journal features: journal_incompat_revoke journal_64bit journal_checksum_v3
Journal size: 512M
Journal length: 131072
Journal sequence: 0x0008cb2b
Journal start: 98415
Journal checksum type: crc32c
Journal checksum: 0xadf863f8