下面介绍相应的步骤:1、安装硬盘(过程略)
2、fdisk -l 查看硬盘代号
3、fdisk 分区格式化
4、创建新的挂载点:/disk2
5、手动挂载分区
6、设置为开机自动挂载分区
对于新添加的硬盘如何使用fdisk的一个补充: 以root权限执行fdisk -l 以后,输出信息中会有如下一行信息显示: Disk /dev/sdc doesn't contain a valid partition table 在上一句中,/dev/sdc就是我新增加的硬盘在linux的标识。 得到新的硬盘的标识以后就可以进行分区、格式化等操作了
实例介绍: [root@AMD-LINUX ~]# fdisk -l Disk /dev/sda: 10.7 GB, 10737418240 bytes 255 heads, 63 sectors/track, 1305 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Disk identifier: 0x0007d856
Device Boot Start End Blocks Id System /dev/sda1 * 1 25 200781 83 Linux /dev/sda2 26 1305 10281600 8e Linux LVM
Disk /dev/sdb: 2147 MB, 2147483648 bytes <=新硬盘 255 heads, 63 sectors/track, 261 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Disk identifier: 0x00000000
Disk /dev/sdb doesn't contain a valid partition table
Disk /dev/dm-0: 9395 MB, 9395240960 bytes 255 heads, 63 sectors/track, 1142 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Disk identifier: 0x00000000
Disk /dev/dm-0 doesn't contain a valid partition table
Disk /dev/dm-1: 1073 MB, 1073741824 bytes 255 heads, 63 sectors/track, 130 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Disk identifier: 0x30307800
Disk /dev/dm-1 doesn't contain a valid partition table
[root@AMD-LINUX ~]# fdisk /dev/sdb Device contains neither a valid DOS partition table, nor Sun, SGI or OSF disklabel Building a new DOS disklabel with disk identifier 0x623223a1. Changes will remain in memory only, until you decide to write them. After that, of course, the previous content won't be recoverable. Warning: invalid flag 0x0000 of partition table 4 will be corrected by w(rite)
Command (m for help): p <=显示信息
Disk /dev/sdb: 2147 MB, 2147483648 bytes 255 heads, 63 sectors/track, 261 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Disk identifier: 0x623223a1
Device Boot Start End Blocks Id System
Command (m for help): n <=新建分区 Command action e extended p primary partition (1-4)
p <=新建主分区 Partition number (1-4): 1 <=分区号为1,即/dev/sdb1 First cylinder (1-261, default 1): Using default value 1 Last cylinder or +size or +sizeM or +sizeK (1-261, default 261): Using default value 261
Command (m for help): p <=显示分区信息
Disk /dev/sdb: 2147 MB, 2147483648 bytes 255 heads, 63 sectors/track, 261 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Disk identifier: 0x623223a1
Device Boot Start End Blocks Id System /dev/sdb1 1 261 2096451 83 Linux
Command (m for help): w <=保存退出
The partition table has been altered! Calling ioctl() to re-read partition table. Syncing disks. [root@AMD-LINUX ~]# mkdir /disk2 [root@AMD-LINUX ~]# fdisk -l
Disk /dev/sda: 10.7 GB, 10737418240 bytes 255 heads, 63 sectors/track, 1305 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Disk identifier: 0x0007d856
Device Boot Start End Blocks Id System /dev/sda1 * 1 25 200781 83 Linux /dev/sda2 26 1305 10281600 8e Linux LVM
Disk /dev/sdb: 2147 MB, 2147483648 bytes 255 heads, 63 sectors/track, 261 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Disk identifier: 0x623223a1
Device Boot Start End Blocks Id System /dev/sdb1 1 261 2096451 83 Linux
Disk /dev/dm-0: 9395 MB, 9395240960 bytes 255 heads, 63 sectors/track, 1142 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Disk identifier: 0x00000000
Disk /dev/dm-0 doesn't contain a valid partition table Disk /dev/dm-1: 1073 MB, 1073741824 bytes 255 heads, 63 sectors/track, 130 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Disk identifier: 0x30307800
Disk /dev/dm-1 doesn't contain a valid partition table
[root@AMD-LINUX ~]# mke2fs -j /dev/sdb1 mke2fs 1.40.2 (12-Jul-2007) Filesystem label= OS type: Linux Block size=4096 (log=2) Fragment size=4096 (log=2) 262144 inodes, 524112 blocks 26205 blocks (5.00%) reserved for the super user First data block=0 Maximum filesystem blocks=536870912 16 block groups 32768 blocks per group, 32768 fragments per group 16384 inodes per group Superblock backups stored on blocks:
32768, 98304, 163840, 229376, 294912
Writing inode tables: done Creating journal (8192 blocks): done Writing superblocks and filesystem accounting information: done This filesystem will be automatically checked every 36 mounts or 180 days, whichever comes first. Use tune2fs -c or -i to override.
[root@AMD-LINUX ~]# vi /etc/fstab <= 5、设置为开机自动挂载分区 [root@AMD-LINUX ~]# mount /dev/sdb1 /disk2/ <= 6、手动挂载分区