On Wed, Aug 03, 2005 at 05:03:45PM -0500, Stephen M. Jones wrote:

> I've been experiencing occassional hangs on an NFS server running 
> NetBSD 2.0.2 (Jul 24th sys.tar.gz source and prior up to the 2.0.2 release).
> The NFS clients also run the same kernel as the NFS server but do not
> experience hangs.
> 
> The machine hangs under normal load and can break to the debugger on
> the console.  

I've had similar problems (currently that box is running 1.6.2_RC4)
reported in PR #30148, but while the box was running as NFS client, although 
I'v never set up that box as NFS server:
http://www.netbsd.org/cgi-bin/query-pr-single.pl?number=30148

-- 
hernani