Filesystem features

忘れないうちに、Filesystem features をメモっておこう
root@KURO-BOX:~# tune2fs -l /dev/hda1
tune2fs 1.22, 22-Jun-2001 for EXT2 FS 0.5b, 95/08/09
Filesystem volume name:   
Last mounted on:          
Filesystem UUID:          9acb84ab-604c-4f5d-b667-9783f4bba7e4
Filesystem magic number:  0xEF53
Filesystem revision #:    1 (dynamic)
Filesystem features:      has_journal filetype needs_recovery sparse_super
Filesystem state:         clean
Errors behavior:          Continue
Filesystem OS type:       Linux
Inode count:              262144
Block count:              524112
Reserved block count:     26205
Free blocks:              489961
Free inodes:              257380
First block:              0
Block size:               4096
Fragment size:            4096
Blocks per group:         32768
Fragments per group:      32768
Inodes per group:         16384
Inode blocks per group:   512
Last mount time:          Wed Jan  7 22:38:27 2004
Last write time:          Wed Jan  7 22:38:27 2004
Mount count:              12
Maximum mount count:      37
Last checked:             Mon Jan  5 13:12:33 2004
Check interval:           15552000 (6 months)
Next check after:         Sat Jul  3 13:12:33 2004
Reserved blocks uid:      0 (user root)
Reserved blocks gid:      0 (group root)
First inode:              11
Inode size:               128
Journal UUID:             
Journal inode:            8
Journal device:           0x0000
First orphan inode:       0
root@KURO-BOX:~# tune2fs -l /dev/hda3
tune2fs 1.22, 22-Jun-2001 for EXT2 FS 0.5b, 95/08/09
Filesystem volume name:   
Last mounted on:          
Filesystem UUID:          1ed41a5e-93d2-4f5b-8a27-1aa97821ac36
Filesystem magic number:  0xEF53
Filesystem revision #:    1 (dynamic)
Filesystem features:      has_journal filetype needs_recovery sparse_super
Filesystem state:         clean
Errors behavior:          Continue
Filesystem OS type:       Linux
Inode count:              1811520
Block count:              3620649
Reserved block count:     0
Free blocks:              3395942
Free inodes:              1811505
First block:              0
Block size:               4096
Fragment size:            4096
Blocks per group:         32768
Fragments per group:      32768
Inodes per group:         16320
Inode blocks per group:   510
Last mount time:          Wed Jan  7 22:38:29 2004
Last write time:          Wed Jan  7 22:38:29 2004
Mount count:              12
Maximum mount count:      20
Last checked:             Mon Jan  5 13:12:45 2004
Check interval:           15552000 (6 months)
Next check after:         Sat Jul  3 13:12:45 2004
Reserved blocks uid:      0 (user root)
Reserved blocks gid:      0 (group root)
First inode:              11
Inode size:               128
Journal UUID:             
Journal inode:            8
Journal device:           0x0000
First orphan inode:       0
やっぱり？、dir_index は付いていない。
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