dumpe2fs - 4 x AMD EPYC 9454 48-Core
dumpe2fs 1.45.5 (07-Jan-2020)
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: 5160960
Block count: 10457339
Reserved block count: 0
Free blocks: 9773940
Free inodes: 5088120
First block: 0
Block size: 4096
Fragment size: 4096
Group descriptor size: 64
Reserved GDT blocks: 251
Blocks per group: 32768
Fragments per group: 32768
Inodes per group: 16128
Inode blocks per group: 1008
Flex block group size: 16
Filesystem created: Tue Apr 19 18:07:51 2022
Last mount time: Thu Nov 7 23:33:24 2024
Last write time: Tue Apr 19 18:08:38 2022
Mount count: 3
Maximum mount count: -1
Last checked: Tue Apr 19 18:07:51 2022
Check interval: 0 ()
Lifetime writes: 1534 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: 4559
Default directory hash: half_md4
Journal backup: inode blocks
Checksum type: crc32c
Checksum: 0xdc1820fa
Journal features: journal_incompat_revoke journal_64bit journal_checksum_v3
Journal size: 64M
Journal length: 16384
Journal sequence: 0x000059ea
Journal start: 11304
Journal checksum type: crc32c
Journal checksum: 0x4ca96f3a