Re: [Xen-users] FW: Xen 3.3.2 with 2.6.30.2 under Centos

[Steven Timm <timm@xxxxxxxx>]

Rob--are you sure you did the mkinitrd right and have the 
/etc/modprobe.conf set correctly to see the Xen devices? that
is a common cause of this error.

Steve Timm


On Tue, 11 Aug 2009, Robert Dunkley wrote:

> No one seen this before? I just don't understand why my normal kernel
> compile works fine but the Xen variant fails to find a boot device at
> all. The most significant error I can see is Volume group "VolGroup00"
> not found.
>
> Does anyone know why this error might occur, I have the various LVM and
> other Raid helper type options enabled in the Linux kernel and a plain
> build of the same kernel works.
>
>
> Thanks in advance,
>
> Rob
>
> -----Original Message-----
> From: Robert Dunkley
> Sent: 10 August 2009 09:06
> To: xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: Xen 3.3.2 with 2.6.30.2 under Centos
>
> Hi Everyone,
>
> I'm trying to do my first Xen Kernel compile under Centos 5.2 using Xen
> 3.4.1 and 2.6.30.2 kernel, I'm using bits of instructions from a Fedora
> guide and bits from other places:
> http://bderzhavets.wordpress.com/2009/07/07/building-xenified-2-6-30-1-k
> ernel-via-xen-patches-2-6-30-2-tar-bz2/
>
> My plain 2.6.30.2 compile works fine with the exception of a couple of
> SELinux definition complaints. My Xen kernel fails though, initial boots
> starts but I get a cannot find root file system error early in the boot.
> I think I have managed to sort the various dependencies because the
> compile does finish (Seems Xen-tools has a few dependencies). Any ideas
> what might cause this error? (The test system is nothing exotic, it's an
> Intel P4 with I875 Intel chipset)
>
> Do I need to set Xen Compatibility code to nothing or 3.3X in the kernel
> Menu-config? Anyone know why Infiniband options can be enabled in
> 2.6.30.4 but seem to be greyed out in 2.6.30.2?
>
> Thanks,
>
> Rob
>
> The SAQ Group
>
> Registered Office: 18 Chapel Street, Petersfield, Hampshire GU32 3DZ
> SAQ is the trading name of SEMTEC Limited. Registered in England & Wales
> Company Number: 06481952
>
> http://www.saqnet.co.uk AS29219
>
> SAQ Group Delivers high quality, honestly priced communication and I.T. 
> services to UK Business.
>
> Broadband : Domains : Email : Hosting : CoLo : Servers : Racks : Transit : 
> Backups : Managed Networks : Remote Support.
>
> ISPA Member
>
>
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-users
--
------------------------------------------------------------------
Steven C. Timm, Ph.D  (630) 840-8525
timm@xxxxxxxx  http://home.fnal.gov/~timm/
Fermilab Computing Division, Scientific Computing Facilities,
Grid Facilities Department, FermiGrid Services Group, Assistant Group Leader.

_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-users