1 Filesystem volume name: <none>
2 Last mounted on: <not available>
3 Filesystem magic number: 0xEF53
4 Filesystem revision #: 1 (dynamic)
5 Filesystem features: has_journal ext_attr resize_inode dir_index filetype extent 64bit flex_bg inline_data sparse_super huge_file dir_nlink extra_isize metadata_csum
6 Default mount options: (none)
7 Filesystem state: clean
8 Errors behavior: Continue
9 Filesystem OS type: Linux
12 Reserved block count: 819
13 Overhead clusters: 1799
19 Group descriptor size: 64
20 Reserved GDT blocks: 127
21 Blocks per group: 8192
22 Fragments per group: 8192
24 Inode blocks per group: 256
25 Flex block group size: 16
27 Check interval: 15552000 (6 months)
28 Reserved blocks uid: 0
29 Reserved blocks gid: 0
32 Required extra isize: 32
33 Desired extra isize: 32
35 Default directory hash: half_md4
36 Journal backup: inode blocks
38 Journal features: (none)
39 Total journal size: 1024k
40 Total journal blocks: 1024
41 Max transaction length: 1024
43 Journal sequence: 0x00000001
47 Group 0: (Blocks 1-8192)
48 Primary superblock at 1, Group descriptors at 2-2
49 Reserved GDT blocks at 3-129
50 Block bitmap at 130 (+129)
51 Inode bitmap at 132 (+131)
52 Inode table at 134-389 (+133)
53 7495 free blocks, 491 free inodes, 5 directories, 491 unused inodes
56 Group 1: (Blocks 8193-16383) [INODE_UNINIT]
57 Backup superblock at 8193, Group descriptors at 8194-8194
58 Reserved GDT blocks at 8195-8321
59 Block bitmap at 131 (bg #0 + 130)
60 Inode bitmap at 133 (bg #0 + 132)
61 Inode table at 390-645 (bg #0 + 389)
62 7038 free blocks, 512 free inodes, 0 directories, 512 unused inodes
63 Free blocks: 9346-16383
65 debugfs: stat /emptyfile
66 Inode: III Type: regular
68 Fragment: Address: 0 Number: 0 Size: 0
69 debugfs: stat /bigfile
70 Inode: III Type: regular
72 Fragment: Address: 0 Number: 0 Size: 0
73 debugfs: stat /sparsefile
74 Inode: III Type: regular
76 Fragment: Address: 0 Number: 0 Size: 0
77 debugfs: stat /bigzerofile
78 Inode: III Type: regular
80 Fragment: Address: 0 Number: 0 Size: 0
82 debugfs: stat /emptydir
83 Inode: III Type: directory
85 Fragment: Address: 0 Number: 0 Size: 0
87 Inode: III Type: directory
89 Fragment: Address: 0 Number: 0 Size: 0
90 debugfs: stat /dir/file
91 Inode: III Type: regular
93 Fragment: Address: 0 Number: 0 Size: 0
94 debugfs: stat /acl_dir
95 Inode: III Type: directory
97 Fragment: Address: 0 Number: 0 Size: 0
98 debugfs: stat /acl_dir/file
99 Inode: III Type: regular
101 Fragment: Address: 0 Number: 0 Size: 0
102 debugfs: ea_list dir/file
105 debugfs: ea_list acl_dir
108 system.posix_acl_access (28) = 01 00 00 00 01 00 07 00 04 00 05 00 08 00 05 00 2a 00 00 00 10 00 05 00 20 00 05 00
109 system.posix_acl_default (28) = 01 00 00 00 01 00 07 00 04 00 05 00 08 00 05 00 04 00 00 00 10 00 05 00 20 00 05 00
110 debugfs: ea_list acl_dir/file
113 system.posix_acl_access (28) = 01 00 00 00 01 00 07 00 04 00 05 00 08 00 05 00 2a 00 00 00 10 00 05 00 20 00 05 00
114 Pass 1: Checking inodes, blocks, and sizes
115 Pass 2: Checking directory structure
116 Pass 3: Checking directory connectivity
117 Pass 4: Checking reference counts
118 Pass 5: Checking group summary information
119 test.img: 21/1024 files (0.0% non-contiguous), 1851/16384 blocks