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To: Alexander Johannes <alex@nirgal.de>
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Cc: freebsd-xen@freebsd.org
Subject: Re: FreeBSD DomU: Upgrade from 7.2 to 8.0
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Hi,

How's your domU config file for xen?

Regards,
Andras


Alexander Johannes wrote:
> Hello,
> 
> i'm running a small FreeBSD-Box as XEN-DomU.
> 
>     # uname -a
>     FreeBSD box.nirgal.de 7.2-RELEASE-p8 FreeBSD 7.2-RELEASE-p8 #0: Wed 
> May 26 03:08:50 UTC 2010     
> root@i386-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC  i386
> 
> The Dom0 is run by my provider with the following System (this is some 
> Ubuntu-Flavor):
> 
>     Linux 2.6.18.8-xen #3 SMP Sat Sep 20 11:15:30 UTC 2008 x86_64
>     xen-shell 1.2.83 running on Xen version 3.3.1
> 
> As FreeBSD 7.2 has reached EOL, i'm forced to update my System sooner or 
> later to the current version.
> 
> Unfortunately neither FreeBSD 7.3 nor 8.0 will even boot, and are 
> stopping with
> 
>     panic: vm_fault: fault on nofault entry, addr: c32ef000
> 
> after printing real and avaliable memory.
> 
> After reading the archives of this list, this seems to be a common 
> problem, which /may/ be solved by building a custom kernel.
> 
> So i figure, that i have to check out the sources for FreeBSD 8 
> (RELENG_8) and build a new Kernel with the configuration from 
> /usr/src/sys/i386/conf/XEN. Is the result sufficient or do i have to do 
> more than that?
> 
> Any advise would be appreciated.
> 
> Alex
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