dumpe2fs - basic
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: 30326784
Block count: 121295872
Reserved block count: 5119127
Overhead clusters: 2052584
Free blocks: 116398837
Free inodes: 30177999
First block: 0
Block size: 4096
Fragment size: 4096
Group descriptor size: 64
Reserved GDT blocks: 979
Blocks per group: 32768
Fragments per group: 32768
Inodes per group: 8192
Inode blocks per group: 512
Flex block group size: 16
Filesystem created: Fri Mar 1 12:10:03 2024
Last mount time: Sat Mar 2 16:41:57 2024
Last write time: Sat Mar 2 16:41:56 2024
Mount count: 4
Maximum mount count: -1
Last checked: Fri Mar 1 16:18:07 2024
Check interval: 0 ()
Lifetime writes: 19 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: 3670073
Default directory hash: half_md4
Journal backup: inode blocks
Checksum type: crc32c
Checksum: 0x558846ac
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: 0x00004c97
Journal start: 73829
Journal checksum type: crc32c
Journal checksum: 0xafcb392b