[CentOS] mounting an lvm partition via a USB adapter
strange at nsk.no-ip.org
Mon Jun 18 13:05:48 UTC 2007
On Mon, Jun 18, 2007 at 08:10:28AM -0400, Robert Moskowitz wrote:
> I am trying to mount this (my old hard drive) from my Centos 5 install as a
> USB drive so I can copy files over.
> The second partition, /dev/sda2 is the one I really want and it is an lvm
> partition. When I am booted from this drive (as the installed IDE drive,
> not as a usb drive) has for its /etc/fstab:
> # This file is edited by fstab-sync - see 'man fstab-sync' for details
> /dev/VolGroup00/LogVol01 / ext3 defaults 1 1
> LABEL=/boot /boot ext3 defaults 1 2
> none /dev/pts devpts gid=5,mode=620 0 0
> none /dev/shm tmpfs defaults 0 0
> /dev/VolGroup00/LogVol02 /home ext3 defaults 1 2
> none /proc proc defaults 0 0
> none /sys sysfs defaults 0 0
> /dev/VolGroup00/LogVol00 swap swap defaults 0 0
> But I do not see any /dev/Vol... when I boot from my Centos 5 drive (oh, I
> have labeled the lvm partitions on that drive to start with Centos5 so that
> its labels are different from my Centos 4 drive lablels).
vgscan ; vgchange -ay VolGroup00
If the volume group happens to be the same as the one you're using on
your new system, then that will probably fail, and I suggest renaming
your current volume group using a rescue cd (don't forget to recreate
the initrd, as it has the vg hardcoded).
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