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說明

[root@localhost ~]# mknod /dev/sdb4 b 1 1      //創建一個設備

[root@localhost ~]# mke2fs /dev/sdb4

mke2fs 1.41.12 (17-May-2010)

文件系統標簽=

操作系統:Linux

塊大小=1024 (log=0)

分塊大小=1024 (log=0)

Stride=0 blocks, Stripe width=0 blocks

4096 inodes, 16384 blocks

819 blocks (5.00%) reserved for the super user

第一個數據塊=1

Maximum filesystem blocks=16777216

2 block groups

8192 blocks per group, 8192 fragments per group

2048 inodes per group

Superblock backups stored on blocks: 

    8193

正在寫入inode表: 完成                            

Writing superblocks and filesystem accounting information: 完成

This filesystem will be automatically checked every 26 mounts or

180 days, whichever comes first.  Use tune2fs -c or -i to override.

[root@localhost ~]# mount /dev/sdb4 /media/disk            //將文件系統掛載

[root@localhost ~]# df –T      //查看已經使用的文件系統

Filesystem                   Type    1K-blocks     Used Available Use% Mounted on

/dev/mapper/VolGroup-lv_root ext4     25552764 13250844  11003900  55% /

tmpfs                        tmpfs      829656      268   829388   1% /dev/shm

/dev/sda1                    ext4       495844    32996   437248   8% /boot

/dev/sr0                     iso9660     56618   56618         0 100% /media/VBox_GAs_5.2.18

/dev/sdb1                    vfat        15863      140     14904   1% /media/disk

/dev/sdb4                    ext2        15863      140     14904   1% /media/disk            //可以看到這里是ext2類型的