This is worth looking at

At 08:59 AM 10/21/03 -0700, collver1@comcast.net wrote:
>On Tue, Oct 21, 2003 at 12:17:37PM +0200, Wojciech Puchar wrote:
> > can anyone explain me:
> >
> > 1) what's the difference between FFSv1 and FFSv2.
> >
> > 2) what is UFS2. Is it somewhat faster or just has some new features?
>
>http://sixshooter.v6.thrupoint.net/jeroen/faq.html
>
> > 3) what newfs creates by default in -current?
>
>http://netbsd.gw.com/cgi-bin/man-cgi?newfs++NetBSD-current
>
> > i will be happy to know what filesystem i'm using now on my 40GB disk ;)
>
>http://backyard.homeunix.net:8080/~ben/docs/comp/unix/netbsd/ufslevel.sh
>
>Cheers,
>
>Ben