dumpe2fs - disk test using sqlite
dumpe2fs 1.47.1 (20-May-2024)
Filesystem volume name: root
Last mounted on: /
Filesystem magic number: 0xEF53
Filesystem revision #: 1 (dynamic)
Filesystem features: has_journal ext_attr resize_inode dir_index orphan_file filetype needs_recovery extent 64bit flex_bg metadata_csum_seed sparse_super large_file huge_file dir_nlink extra_isize metadata_csum orphan_present
Filesystem flags: signed_directory_hash
Default mount options: user_xattr acl
Filesystem state: clean
Errors behavior: Continue
Filesystem OS type: Linux
Inode count: 5251072
Block count: 20995837
Reserved block count: 1049791
Overhead clusters: 475050
Free blocks: 13949992
Free inodes: 4647350
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: Mon May 27 17:02:48 2024
Last mount time: Wed Nov 13 14:06:35 2024
Last write time: Wed Nov 13 14:06:32 2024
Mount count: 2
Maximum mount count: -1
Last checked: Wed Nov 13 04:10:11 2024
Check interval: 0 ()
Lifetime writes: 4553 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
Default directory hash: half_md4
Journal backup: inode blocks
Checksum type: crc32c
Checksum: 0xed31f1c3
Orphan file inode: 12
Journal features: journal_incompat_revoke journal_64bit journal_checksum_v3
Total journal size: 512M
Total journal blocks: 131072
Max transaction length: 131072
Fast commit length: 0
Journal sequence: 0x00030e2f
Journal start: 58871
Journal checksum type: crc32c
Journal checksum: 0xbeb2e1d8