2 Filesystem volume name: <none>
3 Last mounted on: <not available>
4 Filesystem magic number: 0xEF53
5 Filesystem revision #: 1 (dynamic)
6 Filesystem features: ext_attr dir_index filetype extent 64bit flex_bg sparse_super huge_file dir_nlink extra_isize metadata_csum
7 Default mount options: (none)
8 Filesystem state: clean
9 Errors behavior: Continue
10 Filesystem OS type: Linux
13 Reserved block count: 819
14 Overhead clusters: 265
20 Group descriptor size: 64
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
34 Default directory hash: half_md4
38 Group 0: (Blocks 1-8192)
39 Primary superblock at 1, Group descriptors at 2-2
40 Block bitmap at 3 (+2)
41 Inode bitmap at 5 (+4)
42 Inode table at 7-134 (+6)
43 7876 free blocks, 494 free inodes, 4 directories, 494 unused inodes
46 Group 1: (Blocks 8193-16383) [INODE_UNINIT]
47 Backup superblock at 8193, Group descriptors at 8194-8194
48 Block bitmap at 4 (bg #0 + 3)
49 Inode bitmap at 6 (bg #0 + 5)
50 Inode table at 135-262 (bg #0 + 134)
51 8189 free blocks, 512 free inodes, 0 directories, 512 unused inodes
52 Free blocks: 8195-16383
54 debugfs: stat /emptyfile
55 Inode: III Type: regular
57 Fragment: Address: 0 Number: 0 Size: 0
58 debugfs: stat /bigfile
59 Inode: III Type: regular
61 Fragment: Address: 0 Number: 0 Size: 0
62 debugfs: stat /sparsefile
63 Inode: III Type: regular
65 Fragment: Address: 0 Number: 0 Size: 0
66 debugfs: stat /bigzerofile
67 Inode: III Type: regular
69 Fragment: Address: 0 Number: 0 Size: 0
71 debugfs: stat /emptydir
72 Inode: III Type: directory
74 Fragment: Address: 0 Number: 0 Size: 0
76 Inode: III Type: directory
78 Fragment: Address: 0 Number: 0 Size: 0
79 debugfs: stat /dir/file
80 Inode: III Type: regular
82 Fragment: Address: 0 Number: 0 Size: 0
83 debugfs: ex /emptyfile
84 Level Entries Logical Physical Length Flags
86 Level Entries Logical Physical Length Flags
87 X 0/0 1/1 0-31 AAA-BBB 32
88 debugfs: ex /sparsefile
89 Level Entries Logical Physical Length Flags
90 Y 0/1 1/1 1-1048576 AAA 1048576
91 X 1/1 1/5 1-1 AAA-BBB 1
92 X 1/1 2/5 512-512 AAA-BBB 1
93 X 1/1 3/5 1024-1024 AAA-BBB 1
94 X 1/1 4/5 524288-524288 AAA-BBB 1
95 X 1/1 5/5 1048576-1048576 AAA-BBB 1
96 debugfs: ex /bigzerofile
97 Level Entries Logical Physical Length Flags
99 Level Entries Logical Physical Length Flags
100 X 0/0 1/1 0-0 AAA-BBB 1
101 debugfs: ex /dir/file
102 Level Entries Logical Physical Length Flags
103 X 0/0 1/1 0-0 AAA-BBB 1
104 Pass 1: Checking inodes, blocks, and sizes
105 Pass 2: Checking directory structure
106 Pass 3: Checking directory connectivity
107 Pass 4: Checking reference counts
108 Pass 5: Checking group summary information
109 test.img: 18/1024 files (0.0% non-contiguous), 319/16384 blocks
111 Setting reserved blocks percentage to 0% (0 blocks)
112 Resizing the filesystem on test.img to 338 (1k) blocks.
113 The filesystem on test.img is now 338 (1k) blocks long.
115 Filesystem volume name: <none>
116 Last mounted on: <not available>
117 Filesystem magic number: 0xEF53
118 Filesystem revision #: 1 (dynamic)
119 Filesystem features: ext_attr dir_index filetype extent 64bit flex_bg sparse_super huge_file dir_nlink extra_isize metadata_csum
120 Default mount options: (none)
121 Filesystem state: clean
122 Errors behavior: Continue
123 Filesystem OS type: Linux
126 Reserved block count: 0
132 Group descriptor size: 64
133 Blocks per group: 8192
134 Fragments per group: 8192
135 Inodes per group: 512
136 Inode blocks per group: 128
137 Flex block group size: 16
139 Check interval: 15552000 (6 months)
140 Reserved blocks uid: 0
141 Reserved blocks gid: 0
144 Required extra isize: 32
145 Desired extra isize: 32
146 Default directory hash: half_md4
147 Checksum type: crc32c
150 Group 0: (Blocks 1-337)
151 Primary superblock at 1, Group descriptors at 2-2
152 Block bitmap at 3 (+2)
153 Inode bitmap at 5 (+4)
154 Inode table at 7-134 (+6)
155 151 free blocks, 494 free inodes, 4 directories, 494 unused inodes
156 Free blocks: 4, 6, 135-262, 317-337
158 Pass 1: Checking inodes, blocks, and sizes
159 Pass 2: Checking directory structure
160 Pass 3: Checking directory connectivity
161 Pass 4: Checking reference counts
162 Pass 5: Checking group summary information
163 test.img: 18/512 files (0.0% non-contiguous), 187/338 blocks
165 Setting reserved blocks percentage to 0% (0 blocks)
166 Resizing the filesystem on test.img to 188 (1k) blocks.
167 The filesystem on test.img is now 188 (1k) blocks long.
169 Filesystem volume name: <none>
170 Last mounted on: <not available>
171 Filesystem magic number: 0xEF53
172 Filesystem revision #: 1 (dynamic)
173 Filesystem features: ext_attr dir_index filetype extent 64bit flex_bg sparse_super huge_file dir_nlink extra_isize metadata_csum
174 Default mount options: (none)
175 Filesystem state: clean
176 Errors behavior: Continue
177 Filesystem OS type: Linux
180 Reserved block count: 0
186 Group descriptor size: 64
187 Blocks per group: 8192
188 Fragments per group: 8192
189 Inodes per group: 512
190 Inode blocks per group: 128
191 Flex block group size: 16
193 Check interval: 15552000 (6 months)
194 Reserved blocks uid: 0
195 Reserved blocks gid: 0
198 Required extra isize: 32
199 Desired extra isize: 32
200 Default directory hash: half_md4
201 Checksum type: crc32c
204 Group 0: (Blocks 1-187)
205 Primary superblock at 1, Group descriptors at 2-2
206 Block bitmap at 3 (+2)
207 Inode bitmap at 5 (+4)
208 Inode table at 7-134 (+6)
209 1 free blocks, 494 free inodes, 4 directories, 494 unused inodes
212 Pass 1: Checking inodes, blocks, and sizes
213 Pass 2: Checking directory structure
214 Pass 3: Checking directory connectivity
215 Pass 4: Checking reference counts
216 Pass 5: Checking group summary information
217 test.img: 18/512 files (5.6% non-contiguous), 187/188 blocks