dumpe2fs - x1-test
dumpe2fs 1.46.5 (30-Dec-2021)
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: 15630336
Block count: 62499840
Reserved block count: 3124992
Overhead clusters: 1258681
Free blocks: 58401593
Free inodes: 15389673
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
Flex block group size: 16
Filesystem created: Thu Oct 19 09:30:44 2023
Last mount time: Tue Aug 22 04:11:40 2023
Last write time: Mon Jan 1 07:00:25 2018
Mount count: 4
Maximum mount count: -1
Last checked: Thu Oct 19 09:30:44 2023
Check interval: 0 ()
Lifetime writes: 23 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: 8388658
Default directory hash: half_md4
Journal backup: inode blocks
Checksum type: crc32c
Checksum: 0xdf86117c
Journal features: journal_incompat_revoke journal_64bit journal_checksum_v3
Total journal size: 1024M
Total journal blocks: 262144
Max transaction length: 262144
Fast commit length: 0
Journal sequence: 0x0001658b
Journal start: 215668
Journal checksum type: crc32c
Journal checksum: 0xf80f0458