Re: FreeBSD DOMU over Netbsd DOM0

[Adam Hamsik <haaaad%gmail.com@localhost>]

On Jan,Monday 10 2011, at 8:38 AM, Gaurang Pandya wrote:

> Hi,
> 
> Has anyone managed to get FreeBSD DomU worked over NetBSD Dom0, I am having 
> real 
> 
> hard time with it. I had created an image as given in 
> http://forums.freebsd.org/showthread.php?t=10268 , the same image works well 
> under CentOS 5.5 Dom0, but under NetBSD 5.1 with PAE DOM0 kernel (with some 
> customizations to allow PF and ALTQ) , and Xen 3.3.2, its showing following 
> issues.
> 
> 1. FreeBSD DOMU fails to boot and ends up with following error message.
>           start_init: trying /sbin/init
>           g_vfs_done():ad0s1a[READ(offset=263159808, length=2048)]error = 5
>           Jan  6 13:56:20 init: can't exec /bin/sh for /etc/rc: Input/output 
> error
>           Enter full pathname of shell or RETURN for /bin/sh:
> 
> 2. I am frequently getting following message on console
>           [XEN] hypervisor wallclock nudged; nudging TOD.
> 
> Now I see a solution for second problem but thats for Linux no where I got 
> info 
> to fix it under NetBSD.
> 
> Here is content of my DomU config file.
> 
> kernel = "/virt/freebsd-kernel"
> memory = 164
> name = "freebsd"
> disk = [ 'file:/virt/freebsd-fst-ad0s1a-rc-conf.img,hda1,w' ]
> extra = "boot_verbose=1"
> extra += ",vfs.root.mountfrom=ufs:/dev/ad0s1a"
> extra += ",kern.hz=100"
> 
> I also get this message during DomU boot up, just in case if it helps..
> 
> lo0: bpf attached
> xbd0: 250MB <Virtual Block Device> at device/vbd/769 on xenbus0
> xbd0: attaching as ad0
> GEOM: new disk ad0
> WARNING: WITNESS option enabled, expect reduced performance.
> Trying to mount root from ufs:/dev/ad0s1a
> 
> Can any one help me fix these..
> 

Do you have file-system here ufs:/dev/ad0s1a ? Just in case something went 
wrong ?

> Thanks & Regards,
> 
> Gaurang.
> 
> 
> 
> 

Regards

Adam.