How to mount mfsroot?

[Tim Judd]

On 4/22/10, Yuri <yuri at rawbw.com> wrote:
> I am trying to set up NFS install, and need to modify mfsroot to not
> load sysinstall.
> But vnconfig is disabled in 8.0.
> http://www.freebsd.org/doc/en_US.ISO8859-1/articles/pxe/article.html
> suggests using "vnconfig vn0 mfsroot"
> But vnconfig is disabled in 8.0.
>
> So I ran:
> mdconfig -a -t vnode -f mfsroot
> mount /dev/md0 /mnt/
> And got an error:
> mount: /dev/md0 : Invalid argument
>
> What's wrong?
> Yuri



How did you create the 'mfsroot' file?

Does   dumpfs /dev/md0     return any valid info?
Do you have any devnodes like          /dev/md0s1    or    /dev/md0s1a       ?

There is not enough information in your original statement to diagnose this.