dumpe2fs - pts-basis
dumpe2fs 1.47.0 (5-Feb-2023)
Filesystem volume name: rootfs
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: 16646144
Block count: 66584576
Reserved block count: 3329223
Overhead clusters: 1125434
Free blocks: 55693223
Free inodes: 15824234
First block: 0
Block size: 4096
Fragment size: 4096
Group descriptor size: 64
Reserved GDT blocks: 997
Blocks per group: 32768
Fragments per group: 32768
Inodes per group: 8192
Inode blocks per group: 512
Flex block group size: 16
Filesystem created: Tue Sep 26 06:38:57 2023
Last mount time: Wed May 15 05:34:45 2024
Last write time: Wed May 15 05:34:44 2024
Mount count: 3
Maximum mount count: -1
Last checked: Fri Apr 19 02:35:12 2024
Check interval: 0 ()
Lifetime writes: 189 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: 2792286
Default directory hash: half_md4
Journal backup: inode blocks
Checksum type: crc32c
Checksum: 0x90dba8fb
Journal features: journal_incompat_revoke journal_64bit journal_checksum_v3
Total journal size: 256M
Total journal blocks: 65536
Max transaction length: 65536
Fast commit length: 0
Journal sequence: 0x0046a772
Journal start: 3633
Journal checksum type: crc32c
Journal checksum: 0xb2122234