Filesystem volume name:   lustrefs-MDT0000
Last mounted on:          /
Filesystem UUID:          9f7a8066-6949-4296-9aae-5ff59e888cb9
Filesystem magic number:  0xEF53
Filesystem revision #:    1 (dynamic)
Filesystem features:      has_journal ext_attr resize_inode dir_index filetype needs_recovery flex_bg dirdata sparse_super large_file huge_file uninit_bg dir_nlink quota
Filesystem flags:         signed_directory_hash 
Default mount options:    user_xattr acl
Filesystem state:         clean
Errors behavior:          Continue
Filesystem OS type:       Linux
Inode count:              125829120
Block count:              78642176
Reserved block count:     3932108
Overhead clusters:        32532526
Free blocks:              46107375
Free inodes:              125828675
First block:              0
Block size:               4096
Fragment size:            4096
Reserved GDT blocks:      1024
Blocks per group:         20480
Fragments per group:      20480
Inodes per group:         32768
Inode blocks per group:   8192
Flex block group size:    16
Filesystem created:       Mon Nov 15 10:03:15 2021
Last mount time:          Mon Nov 15 23:30:19 2021
Last write time:          Mon Nov 15 23:30:19 2021
Mount count:              10
Maximum mount count:      -1
Last checked:             Mon Nov 15 10:03:15 2021
Check interval:           0 (<none>)
Lifetime writes:          474 GB
Reserved blocks uid:      0 (user root)
Reserved blocks gid:      0 (group root)
First inode:              11
Inode size:	          1024
Required extra isize:     32
Desired extra isize:      32
Journal inode:            8
Default directory hash:   half_md4
Directory Hash Seed:      bb414f42-e6ef-437b-a676-94a837843a0d
Journal backup:           inode blocks
User quota inode:         3
Group quota inode:        4
Journal features:         journal_incompat_revoke
Journal size:             4096M
Journal length:           1048576
Journal sequence:         0x0000109c
Journal start:            0