dumpe2fs - Common KVM
dumpe2fs 1.46.5 (30-Dec-2021)
Filesystem volume name: cloudimg-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: 3870720
Block count: 7835899
Reserved block count: 0
Overhead clusters: 35096
Free blocks: 7142952
Free inodes: 3765669
First block: 0
Block size: 4096
Fragment size: 4096
Group descriptor size: 64
Reserved GDT blocks: 252
Blocks per group: 32768
Fragments per group: 32768
Inodes per group: 16128
Inode blocks per group: 1008
Flex block group size: 16
Filesystem created: Sat Apr 23 05:09:57 2022
Last mount time: Tue Apr 18 10:32:05 2023
Last write time: Tue Apr 18 10:32:04 2023
Mount count: 7
Maximum mount count: -1
Last checked: Sat Apr 23 05:09:57 2022
Check interval: 0 ()
Lifetime writes: 6266 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
First orphan inode: 124
Default directory hash: half_md4
Journal backup: inode blocks
Checksum type: crc32c
Checksum: 0xaef761c7
Journal features: journal_incompat_revoke journal_64bit journal_checksum_v3
Total journal size: 64M
Total journal blocks: 16384
Max transaction length: 16384
Fast commit length: 0
Journal sequence: 0x00003b35
Journal start: 3653
Journal checksum type: crc32c
Journal checksum: 0x6ffec0dc