use disklabel to create your bsd paritions, then run newfs on the partitions 
you've created  you will probably want to edit your fstab so the hard drive 
mounts automatically.

--joe

On Monday 18 February 2002 07:20, you wrote:
> Hi all,
>
> this may sound rather stupid, but has anyone instructions on
> how to add a new harddisk to a running system?
>
> I tried to do it by the instructions in the faq, but that didn't work
> for me ...
>
> help appreciated
> thx in advance
>
> :°)
>
> Mark