[CentOS] "Can't find root device" with lvm root after moving drive on CentOS 6.3

[Joakim Ziegler]

I haven't actually renamed the root LVM volume, it's had the same name 
since install. I just moved some drives around on the SATA ports. Is it 
still worth recreating initrd?

-- 
Joakim Ziegler  -  Supervisor de postproducción  -  Terminal
joakim at terminalmx.com   -   044 55 2971 8514   -   5264 0864

On 26/03/13 8:08, Patrick Flaherty wrote:
> On Tue, Mar 26, 2013 at 1:35 AM, Joakim Ziegler <joakim at terminalmx.com> wrote:
>> Yes, I ran that immediately after getting dropped to the shell. I can
>> take a look at the device nodes tomorrow, but if I remember correctly,
>> /dev/mapper contained only the file "control" before running vgchange
>> -ay, that is, there was no "vg_resolve02-lv_root" device there. That
>> device only shows up after I run vgchange -ay.
>>
>> I did not check whether /dev/vg_resolve02 exists, I can do that tomorrow.
>>
>> --
>> Joakim Ziegler  -  Supervisor de postproducción  -  Terminal
>> joakim at terminalmx.com   -   044 55 2971 8514   -   5264 0864
>>
>> On 25/03/13 23:26, Gordon Messmer wrote:
>>> On 03/25/2013 06:35 PM, Joakim Ziegler wrote:
>>>> That's the output of, like you suggested:
>>>
>>> And you ran that before you ran "vgchange -a y"?  That doesn't make any
>>> sense.  The commands show the volume group active.  I can't see any
>>> reason why the system wouldn't boot.
>>>
>>> I hate for you to keep rebooting your server, but do the device nodes
>>> look correct in both /dev/mapper and /dev/vg_resolve02 at that point?
>
>
> Apologies if someone mentioned this already ( don't have the whole
> thread in my mailbox), but whenever I've had to re-name a root lvm
> volume, I also had to recreate initrd. I haven't done it on 6.X, but I
> assume it applies to initramfs as well. The notes in my corp wiki link
> back to this redhat bugzilla post,
> https://bugzilla.redhat.com/show_bug.cgi?id=230190 try that maybe?
>
> Patrick
> _______________________________________________
> CentOS mailing list
> CentOS at centos.org
> http://lists.centos.org/mailman/listinfo/centos
>