Administrace komentářů

JFS

[root@centos /]# mkfs.jfs /dev/sda1
mkfs.jfs version 1.1.12, 24-Aug-2007
Warning!  All data on device /dev/sda1 will be lost!

Continue? (Y/N) y
   \

Format completed successfully.

8385898 kilobytes total disk space.
[root@centos /]# mount /dev/sda1 /mnt/
[root@centos /]# ls -la /mnt
total 8
drwxr-xr-x  2 root root  256 Jan  3 18:40 .
drwxr-xr-x 23 root root 4096 Jan  3 18:38 ..

XFS

[root@centos /]# mkfs.xfs /dev/sda1 -f
meta-data=/dev/sda1              isize=256    agcount=8, agsize=262059 blks
         =                       sectsz=512   attr=0
data     =                       bsize=4096   blocks=2096472, imaxpct=25
         =                       sunit=0      swidth=0 blks, unwritten=1
naming   =version 2              bsize=4096
log      =internal log           bsize=4096   blocks=2560, version=1
         =                       sectsz=512   sunit=0 blks, lazy-count=0
realtime =none                   extsz=4096   blocks=0, rtextents=0
[root@centos /]# mount /dev/sda1 /mnt
[root@centos /]# ls -la /mnt
total 8
drwxr-xr-x  2 root root    6 Jan  3 18:44 .
drwxr-xr-x 23 root root 4096 Jan  3 18:38 ..
[root@centos /]#

Fakt tam není.

ext3

[root@centos /]# mkfs.ext3 /dev/sda1
mke2fs 1.39 (29-May-2006)
Filesystem label=
OS type: Linux
Block size=4096 (log=2)
Fragment size=4096 (log=2)
1048576 inodes, 2096474 blocks
104823 blocks (5.00%) reserved for the super user
First data block=0
Maximum filesystem blocks=2147483648
64 block groups
32768 blocks per group, 32768 fragments per group
16384 inodes per group
Superblock backups stored on blocks:
        32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632

Writing inode tables: done
Creating journal (32768 blocks): done
Writing superblocks and filesystem accounting information: done

This filesystem will be automatically checked every 24 mounts or
180 days, whichever comes first.  Use tune2fs -c or -i to override.
[root@centos /]# mount /dev/sda1 /mnt
[root@centos /]# ls -la /mnt
total 28
drwxr-xr-x  3 root root  4096 Jan  3 18:45 .
drwxr-xr-x 23 root root  4096 Jan  3 18:38 ..
drwx------  2 root root 16384 Jan  3 18:45 lost+found

Je tam

Tato ukázka je z CentOS 5.2, totéž platí pro Ubuntu 8.10 a JFS. Fakt je to jinde jinak?