阿里云数据盘挂载

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阿里云数据盘挂载

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[root@AY12100412561422d6588 dev]# mount xvdb /cds

[root@AY12100412561422d6588 dev]# df -h

Filesystem            Size  Used Avail Use% Mounted on

/dev/xvda1             20G  4.1G   16G  21% /

tmpfs                 245M     0  245M   0% /dev/shm

/dev/xvdb              30G  173M   28G   1% /cds

[root@AY12100412561422d6588 dev]# file -s xvdb

xvdb: Linux rev 1.0 ext3 filesystem data (needs journal recovery) (large files)

[root@AY12100412561422d6588 dev]# file -s xvda1

xvda1: SGI XFS filesystem data (blksz 4096, inosz 256, v2 dirs)

[root@AY12100412561422d6588 dev]# file -s xvda2

xvda2: Linux/i386 swap file (new style) 1 (4K pages) size 122623 pages Label SWAP

[root@AY12100412561422d6588 dev]# 

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初始化数据盘文件系统

[root@AY12100412561422d6588 dev]# mkfs.ext3 /dev/xvdb

mke2fs 1.41.12 (17-May-2010)

Filesystem label=

OS type: Linux

Block size=4096 (log=2)

Fragment size=4096 (log=2)

Stride=0 blocks, Stripe width=0 blocks

1966080 inodes, 7864320 blocks

393216 blocks (5.00%) reserved for the super user

First data block=0

Maximum filesystem blocks=4294967296

240 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, 2654208, 

4096000

Writing inode tables: done                            

Creating journal (32768 blocks): done

Writing superblocks and filesystem accounting information: done

This filesystem will be automatically checked every 38 mounts or

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

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挂载阿里数据盘

[root@AY12100412561422d6588 dev]# mount xvdb /cds

[root@AY12100412561422d6588 dev]# df -h

Filesystem            Size  Used Avail Use% Mounted on

/dev/xvda1             20G  4.1G   16G  21% /

tmpfs                 245M     0  245M   0% /dev/shm

/dev/xvdb              30G  173M   28G   1% /cds

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