[plug] Removing a disk from LVM
Arie Hol
arie99 at ozemail.com.au
Fri May 4 23:18:17 WST 2007
On 4 May 2007 at 16:42, Nigel Duff wrote:
> Hi list,
>
> I am working(remotely) on a fileserver that holds a 5T LVM
> volume. One of the disks is showing signs of corruption[1] and I
> am trying to remove it using pvmove/vgreduce. However those
> commands return an "Incorrect metadata area header checksum"
> error.
>
> I have tried recovering the physical volume metadata[2] but all
> IDs are correct. The only other information I was able to find
> suggested doing an e2fsck. I have ran a number of these of the
> last few days all finishing saying the filesystem is 51.5%
> contiguous. I still can't use vgreduce[3].
>
> Does anyone have any ideas on what else I might try?
>
Have you checked out the LVM How To at :
http://www.linux.org/docs/ldp/howto/LVM-HOWTO/
There is a section on "Removing a logical volume" at :
http://www.linux.org/docs/ldp/howto/LVM-HOWTO/removelv.html
and a section on "Removing a volume group" at :
http://www.linux.org/docs/ldp/howto/LVM-HOWTO/removevgs.html
HTH
Regards Arie
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