[CentOS] LVM recovery questions

[William L. Maltby]

On Thu, 2007-07-05 at 15:42 -0700, Michael Mueller wrote:
> 
> 
> Garrick Staples <garrick at usc.edu> wrote:
>         On Thu, Jul 05, 2007 at 12:05:14PM -0700, Michael Mueller
>         alleged:
>         > <snip>

>         # lvm pvscan <-- should see hdb as a PV in a VG
>         # lvm vgscan
>         # lvm lvscan <-- tells you the LV name that has the fs
>         # lvm lvchange -a y /dev/$VGNAME/$LVNAME <-- activates the LV
>         # mount /dev/$VGNAME/$LVNAME 
>         
>         Thanks for the suggestions.
>         
>         I loaded a new hdd hda with 4.3 single cd server; then i
>         powered down and connected the hdb from the failed system and
>         rebooted; the hdb was not found using the commands above  so i
>         was not able to mount
>         
>         --
>         Mike

These are done without the drive mounted. Also, pvscan -v might be
useful. The fdisk -l that someone suggested will probably the first and
most useful step. It will tell you whether hdb was a standard ext* or
LVM partition.

> <snip>

HTH
--
Bill