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 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: 1543
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: 128
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 134-261 (+133)
53 7786 free blocks, 486 free inodes, 5 directories, 486 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 262-389 (bg #0 + 261)
62 7038 free blocks, 512 free inodes, 0 directories, 512 unused inodes
63 Free blocks: 9346-16383
66 Inode: III Type: directory
67 Generation: 0 Version: 0x00000000:00000000
70 Links: 4 Blockcount: 2
71 Fragment: Address: 0 Number: 0 Size: 0
72 Size of extra inode fields: 32
75 debugfs: stat /dev/console
76 Inode: III Type: character special
77 Generation: 0 Version: 0x00000000:00000000
80 Links: 1 Blockcount: 0
81 Fragment: Address: 0 Number: 0 Size: 0
82 Size of extra inode fields: 32
83 Device major/minor number: 05:01 (hex 05:01)
85 Inode: III Type: symlink
86 Generation: 0 Version: 0x00000000:00000000
89 Links: 1 Blockcount: 0
90 Fragment: Address: 0 Number: 0 Size: 0
91 Size of extra inode fields: 32
92 Fast link dest: "/proc/self/fd"
93 debugfs: stat /dev/full
94 Inode: III Type: character special
95 Generation: 0 Version: 0x00000000:00000000
98 Links: 1 Blockcount: 0
99 Fragment: Address: 0 Number: 0 Size: 0
100 Size of extra inode fields: 32
101 Device major/minor number: 01:07 (hex 01:07)
102 debugfs: stat /dev/null
103 Inode: III Type: character special
104 Generation: 0 Version: 0x00000000:00000000
107 Links: 1 Blockcount: 0
108 Fragment: Address: 0 Number: 0 Size: 0
109 Size of extra inode fields: 32
110 Device major/minor number: 01:03 (hex 01:03)
111 debugfs: stat /dev/ptmx
112 Inode: III Type: character special
113 Generation: 0 Version: 0x00000000:00000000
116 Links: 1 Blockcount: 0
117 Fragment: Address: 0 Number: 0 Size: 0
118 Size of extra inode fields: 32
119 Device major/minor number: 05:02 (hex 05:02)
120 debugfs: stat /dev/pts/
121 Inode: III Type: directory
122 Generation: 0 Version: 0x00000000:00000000
125 Links: 2 Blockcount: 2
126 Fragment: Address: 0 Number: 0 Size: 0
127 Size of extra inode fields: 32
130 debugfs: stat /dev/random
131 Inode: III Type: character special
132 Generation: 0 Version: 0x00000000:00000000
135 Links: 1 Blockcount: 0
136 Fragment: Address: 0 Number: 0 Size: 0
137 Size of extra inode fields: 32
138 Device major/minor number: 01:08 (hex 01:08)
139 debugfs: stat /dev/shm/
140 Inode: III Type: directory
141 Generation: 0 Version: 0x00000000:00000000
144 Links: 2 Blockcount: 2
145 Fragment: Address: 0 Number: 0 Size: 0
146 Size of extra inode fields: 32
149 debugfs: stat /dev/stderr
150 Inode: III Type: symlink
151 Generation: 0 Version: 0x00000000:00000000
154 Links: 1 Blockcount: 0
155 Fragment: Address: 0 Number: 0 Size: 0
156 Size of extra inode fields: 32
157 Fast link dest: "/proc/self/fd/2"
158 debugfs: stat /dev/stdin
159 Inode: III Type: symlink
160 Generation: 0 Version: 0x00000000:00000000
163 Links: 1 Blockcount: 0
164 Fragment: Address: 0 Number: 0 Size: 0
165 Size of extra inode fields: 32
166 Fast link dest: "/proc/self/fd/0"
167 debugfs: stat /dev/stdout
168 Inode: III Type: symlink
169 Generation: 0 Version: 0x00000000:00000000
172 Links: 1 Blockcount: 0
173 Fragment: Address: 0 Number: 0 Size: 0
174 Size of extra inode fields: 32
175 Fast link dest: "/proc/self/fd/1"
176 debugfs: stat /dev/tty
177 Inode: III Type: character special
178 Generation: 0 Version: 0x00000000:00000000
181 Links: 1 Blockcount: 0
182 Fragment: Address: 0 Number: 0 Size: 0
183 Size of extra inode fields: 32
184 Device major/minor number: 05:00 (hex 05:00)
185 debugfs: stat /dev/urandom
186 Inode: III Type: character special
187 Generation: 0 Version: 0x00000000:00000000
190 Links: 1 Blockcount: 0
191 Fragment: Address: 0 Number: 0 Size: 0
192 Size of extra inode fields: 32
193 Device major/minor number: 01:09 (hex 01:09)
194 debugfs: stat /dev/zero
195 Inode: III Type: character special
196 Generation: 0 Version: 0x00000000:00000000
199 Links: 1 Blockcount: 0
200 Fragment: Address: 0 Number: 0 Size: 0
201 Size of extra inode fields: 32
202 Device major/minor number: 01:05 (hex 01:05)
203 Pass 1: Checking inodes, blocks, and sizes
204 Pass 2: Checking directory structure
205 Pass 3: Checking directory connectivity
206 Pass 4: Checking reference counts
207 Pass 5: Checking group summary information
208 test.img: 26/1024 files (0.0% non-contiguous), 1560/16384 blocks