limits puzzle - different limits on similar machines

[Danny Howard]

On Wed, Aug 24, 2005 at 09:46:44PM -0400, Chuck Swiger wrote:
> Danny Howard wrote:
> >On Tue, Aug 23, 2005 at 06:52:28PM -0600, Chad Leigh -- Shire.Net LLC 
> >wrote:
> >>On Aug 23, 2005, at 5:56 PM, Danny Howard wrote:
> >>># bump max datasize
> >>>options     MAXDSIZ="(1024*1024*1024)"
> >>>options     MAXSSIZ="(1024*1024*1024)"
> >>>options     DFLDSIZ="(1024*1024*1024)"
> >>
> >>Might this not be it?  unlimited is really limited by the kernel sys  
> >>params
> [ ... ]
> >We can't tune the kernel limits through sysctl, eh? :)
> 
> No, but see /boot/default/loader.conf, you can tune it there without having 
> to rebuild the kernel...

That much I know, but what variables?