[CentOS] lvm VolGroup00 problem after disk upgrade

Wed Apr 9 12:29:49 UTC 2008
Tim Verhoeven <tim.verhoeven.be at gmail.com>

On Wed, Apr 9, 2008 at 2:15 PM, David Hláčik <david at hlacik.eu> wrote:
> and now the problem
> after kernel load i will get info that GroupVol00 (which was lvm group on
> old disk does not exist)
> info about boss group fonded
> and then i will get an error that /dev/root ???? does not exist
> and then that /proc does not exist
> and then kernel panic
> Where is the problem?
> I did this whole process so many times without error and know i am stuck do
> not know where.
> I checked lvm.conf double, checked if /etc/fstab /etc/grub.conf configured
> OK
> checked using lvm syntax for lvm ...


I think you probably need to rebuild the ramdisk (initrd) used for
booting your kernel. It will also contains references to the root
device. So boot back into rescue mode and do a mkinitrd.


Tim Verhoeven - tim.verhoeven.be at gmail.com - 0479 / 88 11 83

Hoping the problem magically goes away by ignoring it is the
"microsoft approach to programming" and should never be allowed.
(Linus Torvalds)