On Mon, Mar 28, 2011 at 09:14:31AM -0500, Amit Kulkarni wrote:
> Yes, you can increase it easily. Some systems which don't have IOMMU
> won't do it, so they have to be handled differently. I think that's
> why its not enabled in GENERIC.
You are confused. MAXDSIZE only applies to process virtual memory.
bigmem has to do with physical memory.
-Otto
>
> http://technoninja.blogspot.com/2010/08/amd64-bigmem-openbsd.html
>
> On Mon, Mar 28, 2011 at 7:59 AM, Tony Berth <[email protected]> wrote:
> > Dear OBSD list members,
> >
> > in the meanwhile, are any changes to the following:
> >
> > ...
> > Make amd64 machines be able to use more than 4G ram, and crank the MAXDSIZ
> > to allow allocations/mmap() up to 8G.
> > ...
> >
> > as this was reported on:
> >
> > ...
> > http://www.openbsd.org/plus44.html
> > ...
> >
> > For example to extend it, let's say, to 16GB?
> >
> > Thanks
> >
> > Tony
