创建LVM的日志记录(3)

Disk /dev/vda: 64.4 GB, 64424509440 bytes
255 heads, 63 sectors/track, 7832 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00078f9c

Device Boot      Start        End      Blocks  Id  System
/dev/vda1  *          1        7833    62912512  83  Linux

Disk /dev/vdb: 536.9 GB, 536870912000 bytes
255 heads, 63 sectors/track, 65270 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x3a7be7cb

Device Boot      Start        End      Blocks  Id  System
/dev/vdb1              1      65270  524281243+  8e  Linux LVM

Disk /dev/mapper/mailbox_vg-mailbox_lv: 536.9 GB, 536862523392 bytes
255 heads, 63 sectors/track, 65269 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000

#建好了.进行格式化
[root@linuxidc ~]# mkfs -t ext4 /dev/mailbox_vg/mailbox_lv
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
32768000 inodes, 131069952 blocks
6553497 blocks (5.00%) reserved for the super user
First data block=0
Maximum filesystem blocks=4294967296
4000 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, 7962624, 11239424, 20480000, 23887872, 71663616, 78675968,
    102400000

Writing inode tables: done                           
Creating journal (32768 blocks): done
Writing superblocks and filesystem accounting information: done

This filesystem will be automatically checked every 34 mounts or
180 days, whichever comes first.  Use tune2fs -c or -i to override.
#创建挂载目录,进行挂载.
[root@linuxidc ~]# mkdir /mail_mailbox
[root@linuxidc ~]# mount /dev/
Display all 179 possibilities? (y or n)
[root@linuxidc ~]# mount /dev/mailbox_vg/mailbox_lv /mail_mailbox/
[root@linuxidc ~]# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/vda1              59G  1.9G  55G  4% /
tmpfs                3.9G    0  3.9G  0% /dev/shm
/dev/mapper/mailbox_vg-mailbox_lv
                      493G  70M  467G  1% /mail_mailbox
#使用vim修改fstab的文件.让其开机自动的挂载 .
以下是后面cat /etc/fstab的内容补上,这里vim没有记录
--------------------------------------------------------------------------------------
[root@linuxidc ~]# cat /etc/fstab

#
# /etc/fstab
# Created by anaconda on Thu Aug 14 21:16:42 2014
#
# Accessible filesystems, by reference, are maintained under '/dev/disk'
# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info
#
UUID=94e4e384-0ace-437f-bc96-057dd64f42ee / ext4 defaults,barrier=0 1 1
tmpfs                  /dev/shm                tmpfs  defaults        0 0
devpts                  /dev/pts                devpts  gid=5,mode=620  0 0
sysfs                  /sys                    sysfs  defaults        0 0
proc                    /proc                  proc    defaults        0 0
/dev/mailbox_vg/mailbox_lv    /mail_mailbox    ext4    defaults    1 2
[root@linuxidc ~]#
--------------------------------------------------------------------------------------
[root@linuxidc ~]# vim /etc/fstab
#下面进行umount然后再mount -a测试一下fstab是否正常写
[root@linuxidc ~]# umount /mail_mailbox/
[root@linuxidc ~]# df -h
Filesystem      Size  Used Avail Use% Mounted on
/dev/vda1        59G  1.9G  55G  4% /
tmpfs          3.9G    0  3.9G  0% /dev/shm
[root@linuxidc ~]# mount -a
[root@linuxidc ~]# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/vda1              59G  1.9G  55G  4% /
tmpfs                3.9G    0  3.9G  0% /dev/shm
/dev/mapper/mailbox_vg-mailbox_lv
                      493G  70M  467G  1% /mail_mailbox

[END] 2016/9/13 9:32:31

这里到此就结束的.整合一下相关的一些步骤:

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