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Filesystem volume name: <none>
Last mounted on: <not available>
Filesystem magic number: 0xEF53
Filesystem revision #: 1 (dynamic)
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
Default mount options: (none)
Filesystem state: clean
Errors behavior: Continue
Filesystem OS type: Linux
Inode count: 1024
Block count: 16384
Reserved block count: 819
Overhead clusters: 1543
Free blocks: 14827
Free inodes: 1012
First block: 1
Block size: 1024
Fragment size: 1024
Group descriptor size: 64
Reserved GDT blocks: 127
Blocks per group: 8192
Fragments per group: 8192
Inodes per group: 512
Inode blocks per group: 128
Flex block group size: 16
Mount count: 0
Check interval: 15552000 (6 months)
Reserved blocks uid: 0
Reserved blocks gid: 0
First inode: 11
Inode size: 256
Required extra isize: 32
Desired extra isize: 32
Journal inode: 8
Default directory hash: half_md4
Journal backup: inode blocks
Checksum type: crc32c
Journal features: (none)
Total journal size: 1024k
Total journal blocks: 1024
Max transaction length: 1024
Fast commit length: 0
Journal sequence: 0x00000001
Journal start: 0
Group 0: (Blocks 1-8192)
Primary superblock at 1, Group descriptors at 2-2
Reserved GDT blocks at 3-129
Block bitmap at 130 (+129)
Inode bitmap at 132 (+131)
Inode table at 134-261 (+133)
7789 free blocks, 500 free inodes, 2 directories, 500 unused inodes
Free blocks: 404-8192
Free inodes: 13-512
Group 1: (Blocks 8193-16383) [INODE_UNINIT]
Backup superblock at 8193, Group descriptors at 8194-8194
Reserved GDT blocks at 8195-8321
Block bitmap at 131 (bg #0 + 130)
Inode bitmap at 133 (bg #0 + 132)
Inode table at 262-389 (bg #0 + 261)
7038 free blocks, 512 free inodes, 0 directories, 512 unused inodes
Free blocks: 9346-16383
Free inodes: 513-1024
debugfs: stat /file
Inode: III Type: regular
Generation: 0 Version: 0x00000000:00000000
Size: 0
File ACL: 0
Links: 1 Blockcount: 0
Fragment: Address: 0 Number: 0 Size: 0
ctime: 0x00000000:00000000 -- Thu Jan 1 00:00:00 1970
atime: 0x00000000:00000000 -- Thu Jan 1 00:00:00 1970
mtime: 0x00000000:00000000 -- Thu Jan 1 00:00:00 1970
Size of extra inode fields: 32
Extended attributes:
security.capability (20) = 01 00 00 02 00 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00
EXTENTS:
debugfs: ea_list /file
Extended attributes:
security.capability (20) = 01 00 00 02 00 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00
Pass 1: Checking inodes, blocks, and sizes
Pass 2: Checking directory structure
Pass 3: Checking directory connectivity
Pass 4: Checking reference counts
Pass 5: Checking group summary information
test.img: 12/1024 files (0.0% non-contiguous), 1557/16384 blocks
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