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Re: Booting woes with two (SSD) disks



On Thu, Feb 12, 2015 at 10:48:34PM +0100, Torbjörn Granlund wrote:
> I have installed NetBSD hundreds of times, often with Xen.  All these
> installs have used been for systems with disk.
> 
> Now I am trying to make a new dual-disk system to work with NetBSD under
> Xen.  Both 6.1.5 and 7.0-BETA fails, and in the same way.
> 
> Disk 1: Boot disk, comntains complete NetBSD system.
> Disk 2: To be used by a DomU (FreeBSD).
> 
> Without disk 2, everything works.
> 
> With disk 2, the system boots as long as /netbsd is used, but when
> /xen.gz + /netbsd-XEN3_DOM0 is used, the system no longer boots.
> 
> I *think* this started happening after I had dedicated disk 2 to FreeBSD
> (which uses a gpt table).  There is no reference to this disk whatsoever
> in the current install.  But clearly the boot loader detects it and gets
> confused.
> 
> Instead of booting, the boot sequence incorrectly determines that the
> boot device is "dk0".  The real boot device is wd0.  I hav enever heard
> of dk0 before, and I certainly have not configured its use.
> 
> This is my /boot.cfg (indentation added here for clarity):
> 
>   menu=Boot normally:rndseed /var/db/entropy-file;boot netbsd
>   menu=Boot single user:rndseed /var/db/entropy-file;boot netbsd -s
>   menu=Disable ACPI:rndseed /var/db/entropy-file;boot netbsd -2
>   menu=Disable ACPI and SMP:rndseed /var/db/entropy-file;boot netbsd -12
>   menu=Boot Xen 1:load /netbsd-XEN3_DOM0 console=pc; multiboot /xen.gz dom0_mem=1024M
>   menu=Drop to boot prompt:prompt
>   default=5
>   timeout=5
>   clear=1
> 
> Please help.  Can I run Xen + NetBSD on this system?

try:
menu=Boot Xen 1:load /netbsd-XEN3_DOM0 console=pc bootdev=wd0; multiboot /xen.gz dom0_mem=1024M

(I assume NetBSD calls your boot disk "wd0")

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--


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