dumpe2fs - EPYC 72F3
dumpe2fs 1.45.7 (28-Jan-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: 234389504
Block count: 937553152
Reserved block count: 46877657
Free blocks: 653481912
Free inodes: 231464434
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 Apr 6 11:48:05 2020
Last mount time: Wed Apr 7 11:57:49 2021
Last write time: Mon Feb 22 09:46:24 2021
Mount count: 146
Maximum mount count: -1
Last checked: Mon Apr 6 11:48:05 2020
Check interval: 0 ()
Lifetime writes: 90 TB
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: 225315922
Default directory hash: half_md4
Journal backup: inode blocks
Checksum type: crc32c
Checksum: 0x94c8e228
Journal features: journal_incompat_revoke journal_64bit journal_checksum_v3
Journal size: 1024M
Journal length: 262144
Journal sequence: 0x0247a786
Journal start: 246453
Journal checksum type: crc32c
Journal checksum: 0x33c4c485