LVMs really frustrating me...

[Ed Greshko]

linux guy wrote:
> I'm trying to copy data from an old laptop drive to a new one.
>
> I spent a lot of time trying to mount /dev/sdb3, which I thought was
> the data part of the old hard drive.   After a period of time, I found
> it to be a logical partition, not an ext3 partition.
>
>
> /sbin/fdisk /dev/sdb
>
> Command (m for help): p
>
> Disk /dev/sdb: 80.0 GB, 80026361856 bytes
> 255 heads, 63 sectors/track, 9729 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
> Disk identifier: 0x9aa39aa3
>
>    Device Boot      Start         End      Blocks   Id  System
> /dev/sdb1   *           1        2076    16675438+   7  HPFS/NTFS
> /dev/sdb2            2077        2101      200812+  83  Linux
> /dev/sdb3            2102        9729    61271910   8e  Linux LVM
>
>
> I did a bunch of digging and learning and I found this:
>
> # /usr/sbin/lvdisplay /dev/sdb3
> File descriptor 5 left open
> File descriptor 7 left open
>   WARNING: Duplicate VG name VolGroup00: Existing
> YqG9FW-dYws-fSyZ-9lHS-ABjH-NuA5-GimBgI (created here) takes precedence
> over M7hbJ2-PNaC-5B8V-7VL8-vsWy-XuD0-LvkXVK
>   Volume group "sdb3" not found
>
> From this I conclude that my computer has 2 LVs of VolGroup00 and in
> fact, it does.    sda2 and sdb3.
>
> I was perfectly competent at mounting and working with regular
> partitions.    But these LVMs are a different matter.    How does one
> rename the partition so that there aren't 2 the same and then mount it
> ?  There is no LV option in mount. How does one fix the fact that
> there are 2 VGs with the same name ?
>
> I don't need to use LVs.   Is there a way to convert a working system
> to use regular partitions ?   I tried gparted, but it doesn't work
> with LVs.
Maybe it would help if you knew that the parameter for lvdisplay is
LogicalVolumePath?

Try lvscan to learn what LogicalVolumePaths exist on your system. 

-- 
sillema sillema nika su