一 格式化实战
[root@localhost ~]# ls -l /dev/sdb*
brw-rw---- 1 root disk 8, 16 Jul 22 09:10 /dev/sdb
brw-rw---- 1 root disk 8, 17 Jul 22 09:10 /dev/sdb1
brw-rw---- 1 root disk 8, 18 Jul 22 09:10 /dev/sdb2
brw-rw---- 1 root disk 8, 19 Jul 22 09:10 /dev/sdb3
brw-rw---- 1 root disk 8, 21 Jul 22 09:10 /dev/sdb5
brw-rw---- 1 root disk 8, 22 Jul 22 09:10 /dev/sdb6
[root@localhost ~]# mkfs.ext3 /dev/sdb1
mke2fs 1.42.9 (28-Dec-2013)
Filesystem label=
OS type: Linux
Block size=4096 (log=2)
Fragment size=4096 (log=2)
Stride=0 blocks, Stripe width=0 blocks
192000 inodes, 768000 blocks
38400 blocks (5.00%) reserved for the super user
First data block=0
Maximum filesystem blocks=788529152
24 block groups
32768 blocks per group, 32768 fragments per group
8000 inodes per group
Superblock backups stored on blocks:
32768, 98304, 163840, 229376, 294912
Allocating group tables: done
Writing inode tables: done
Creating journal (16384 blocks): done
Writing superblocks and filesystem accounting information: done
[root@localhost ~]# mkfs -t ext4 /dev/sdb2
mke2fs 1.42.9 (28-Dec-2013)
Filesystem label=
OS type: Linux
Block size=4096 (log=2)
Fragment size=4096 (log=2)
Stride=0 blocks, Stripe width=0 blocks
196608 inodes, 786432 blocks
39321 blocks (5.00%) reserved for the super user
First data block=0
Maximum filesystem blocks=805306368
24 block groups
32768 blocks per group, 32768 fragments per group
8192 inodes per group
Superblock backups stored on blocks:
32768, 98304, 163840, 229376, 294912
Allocating group tables: done
Writing inode tables: done
Creating journal (16384 blocks): done
Writing superblocks and filesystem accounting information: done
二 挂载实战
[root@localhost ~]# mkdir -p /mnt/sdb1
[root@localhost ~]# mount /dev/sdb1 /mnt/sdb1
[root@localhost ~]# umount /mnt/sdb1/
如果要使得挂载永久生效
[root@localhost ~]# vim /etc/fstab
