[root@db ~]# fdisk -ul gUSB3650MB-Install-6.0.109b-IPStor-7.50-7708-OEL6U3.img 
You must set cylinders.
You can do this from the extra functions menu.

Disk gUSB3650MB-Install-6.0.109b-IPStor-7.50-7708-OEL6U3.img: 0 MB, 0 bytes
255 heads, 63 sectors/track, 0 cylinders, total 0 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x000f3127

                                                  Device Boot      Start         End      Blocks   Id  System
gUSB3650MB-Install-6.0.109b-IPStor-7.50-7708-OEL6U3.img1   *          63     7454159     3727048+  83  Linux


发现linux的文件系统是从第63块开始的,所以挂载的时候要从这个地方开始挂载。

所以我们需要从512*63出开始挂载,512*63=32256

mount -o loop,offset=32256 gUSB3650MB-Install-6.0.109b-IPStor-7.50-7708-OEL6U3.img  /mnt/
[root@db ~]# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/sda2              50G   18G   29G  39% /
tmpfs                 3.9G     0  3.9G   0% /dev/shm
/dev/sda1             190M   89M   88M  51% /boot
tmpfs                 4.0G     0  4.0G   0% /data
/root/gUSB3650MB-Install-6.0.109b-IPStor-7.50-7708-OEL6U3.img
                      3.5G  2.1G  1.3G  63% /mnt


 

 

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