1Filesystem label= 2OS type: Linux 3Block size=4096 (log=2) 4Fragment size=4096 (log=2) 5Stride=0 blocks, Stripe width=0 blocks 665536 inodes, 65536 blocks 73276 blocks (5.00%) reserved for the super user 8First data block=0 9Maximum filesystem blocks=67108864 102 block groups 1132768 blocks per group, 32768 fragments per group 1232768 inodes per group 13Superblock backups stored on blocks: 14 32768 15 16Allocating group tables: done 17Writing inode tables: done 18Multiple mount protection is enabled with update interval 5 seconds. 19Writing superblocks and filesystem accounting information: done 20 21Filesystem features: ext_attr resize_inode dir_index filetype mmp sparse_super large_file 22Pass 1: Checking inodes, blocks, and sizes 23Pass 2: Checking directory structure 24Pass 3: Checking directory connectivity 25Pass 4: Checking reference counts 26Pass 5: Checking group summary information 27test_filesys: 11/65536 files (0.0% non-contiguous), 2093/65536 blocks 28Exit status is 0 29Filesystem volume name: <none> 30Last mounted on: <not available> 31Filesystem magic number: 0xEF53 32Filesystem revision #: 1 (dynamic) 33Filesystem features: ext_attr resize_inode dir_index filetype mmp sparse_super large_file 34Default mount options: (none) 35Filesystem state: clean 36Errors behavior: Continue 37Filesystem OS type: Linux 38Inode count: 65536 39Block count: 65536 40Reserved block count: 3276 41Free blocks: 63443 42Free inodes: 65525 43First block: 0 44Block size: 4096 45Fragment size: 4096 46Reserved GDT blocks: 15 47Blocks per group: 32768 48Fragments per group: 32768 49Inodes per group: 32768 50Inode blocks per group: 1024 51Mount count: 0 52Check interval: 15552000 (6 months) 53Reserved blocks uid: 0 54Reserved blocks gid: 0 55First inode: 11 56Inode size: 128 57Default directory hash: half_md4 58MMP block number: 1049 59MMP update interval: 5 60 61 62Group 0: (Blocks 0-32767) 63 Primary superblock at 0, Group descriptors at 1-1 64 Reserved GDT blocks at 2-16 65 Block bitmap at 17 (+17), Inode bitmap at 18 (+18) 66 Inode table at 19-1042 (+19) 67 31718 free blocks, 32757 free inodes, 2 directories 68 Free blocks: 1050-32767 69 Free inodes: 12-32768 70Group 1: (Blocks 32768-65535) 71 Backup superblock at 32768, Group descriptors at 32769-32769 72 Reserved GDT blocks at 32770-32784 73 Block bitmap at 32785 (+17), Inode bitmap at 32786 (+18) 74 Inode table at 32787-33810 (+19) 75 31725 free blocks, 32768 free inodes, 0 directories 76 Free blocks: 33811-65535 77 Free inodes: 32769-65536 78