Tune2fs

De Linuxmemo.

La commande tune2fs permet (entre autre) d'obtenir des informations précieuses sur les systèmes de fichier.

root@home:~# tune2fs -l /dev/sda1
tune2fs 1.41.11 (14-Mar-2010)
Filesystem volume name:   linux
Last mounted on:          <not available>
Filesystem UUID:          4fbf9edf-5e74-4db6-ad03-4237c63566c2
Filesystem magic number:  0xEF53
Filesystem revision #:    1 (dynamic)
Filesystem features:      has_journal ext_attr resize_inode dir_index filetype needs_recovery sparse_super large_file
Filesystem flags:         signed_directory_hash
Default mount options:    (none)
Filesystem state:         clean
Errors behavior:          Continue
Filesystem OS type:       Linux
Inode count:              915712
Block count:              3662812
Reserved block count:     183140
Free blocks:              1342046
Free inodes:              685112
First block:              0
Block size:               4096
Fragment size:            4096
Reserved GDT blocks:      894
Blocks per group:         32768
Fragments per group:      32768
Inodes per group:         8176
Inode blocks per group:   511
Filesystem created:       Sun Sep 21 12:24:55 2008
Last mount time:          Wed May  5 15:42:22 2010
Last write time:          Fri Apr  2 09:44:14 2010
Mount count:              2
Maximum mount count:      24
Last checked:             Fri Apr  2 09:44:14 2010
Check interval:           15552000 (6 months)
Next check after:         Wed Sep 29 09:44:14 2010
Reserved blocks uid:      0 (user root)
Reserved blocks gid:      0 (group root)
First inode:              11
Inode size:               256
Journal inode:            8
First orphan inode:       228961
Default directory hash:   tea
Directory Hash Seed:      4e578d08-33f6-4ffe-9054-9b293546c236
Journal backup:           inode blocks