>I am trying to increase my swap space by configuring a vnode
>pseudo-disk device and using it for swap.

Here is how I do it:

a) make sure your kernel config says something like
	.... root on wd0 swap on wd0 and vnd0a

b) dd if=/dev/zero of=/swap bs=1m count=16  (or some number of megs :)

c) vnconfig -c -v /dev/vnd0a /swap

d) swapon /dev/vnd0a

And now you are swapping on that file!

-- 
Phil Nelson
e-mail: phil@cs.wwu.edu
http://www.cs.wwu.edu/~phil