如何增加虛擬機ubuntu的硬盤
一前言：我們剛開始在虛擬機上安裝ubuntu的時候，總是舍不得分配太多的硬盤空間。但用著用著時間久了硬盤就不夠了。一種最笨的方法就是重裝系統，但卻費時費神。如果能夠在不重裝系統的情況下增加硬盤就好了。下面就來實現它。
二.
1.首先把ubuntu shutdown.
2.在VMware里點擊菜單VM——>Settings
3.在Hardware里面單擊底下的Add按鈕，然后選擇Hard Disk——>Next——>Next——>Disk size(GB)是新增硬盤的大小——>Next——>Finish——>Ok. 這樣在VMware的Devices里就多了一個Hard Disk 2。
三，接下來就是進入ubuntu，把新的硬盤mount進去了。
1.
root@sparkle-desktop:~# fdisk -l
Disk /dev/sda: 17.1 GB, 17179869184 bytes
255 heads, 63 sectors/track, 2088 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk identifier: 0x000af2a2
Device Boot Start End Blocks Id System
/dev/sda1 * 1 993 7976241 83 Linux
/dev/sda2 994 1044 409657+ 5 Extended
/dev/sda5 994 1044 409626 82 Linux swap / Solaris
Disk /dev/sdb: 8589 MB, 8589934592 bytes
255 heads, 63 sectors/track, 1044 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk identifier: 0x00000000
Disk /dev/sdb doesn't contain a valid partition table
可以看到多了一個 /dev/sdb
2.
下面是格式化成ext3文件系統
root@sparkle-desktop:~# mkfs -t ext3 /dev/sdb
mke2fs 1.40.8 (13-Mar-2008)
/dev/sdb is entire device, not just one partition!
Proceed anyway? (y,n) y //把整個新硬件格式化，不分區。
Filesystem label=
OS type: Linux
Block size=4096 (log=2)
Fragment size=4096 (log=2)
524288 inodes, 2097152 blocks
104857 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
8192 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 26 mounts or
180 days, whichever comes first. Use tune2fs -c or -i to override.
3.
root@sparkle-desktop:~# cd /home
root@sparkle-desktop:/home# mkdir work
root@sparkle-desktop:/home# mount /dev/sdb work //把硬盤mount到work目錄。
root@sparkle-desktop:/home# cd work
root@sparkle-desktop:/home/work# ls
lost+found
4.
用df命令查看一下掛載情況
root@sparkle-desktop:~# df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/sda1 7913216 7803524 0 100% /
varrun 257788 240 257548 1% /var/run
varlock 257788 0 257788 0% /var/lock
udev 257788 48 257740 1% /dev
devshm 257788 44 257744 1% /dev/shm
lrm 257788 39760 218028 16% /lib/modules/2.6.24-19-generic/volatile
/dev/sdb 8322488 149632 7753428 2% /home/work
gvfs-fuse-daemon 7913216 7803524 0 100% /root/.gvfs
看到/dev/sdb 8322488 149632 7753428 2% /home/work
一項， 可見成功了。
5.實現啟動自動掛載。
root@sparkle-desktop:~# gedit /etc/fstab
根據下面的格式
# <file system> <mount point> <type> <options> <dump> <pass>
我們自己添加：
/dev/sdb /home/work ext3 defaults 0 0
重啟，這樣就完成了增加硬盤的全部步驟了。
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