Incorrect memory probing?

[Bill Moran]

On Mon, 13 Mar 2006 15:41:47 -0500
Kris Kennaway <kris at obsecurity.org> wrote:

> On Mon, Mar 13, 2006 at 09:48:06AM -0500, Bill Moran wrote:
> > 
> > Complete dmesg is attached, but notice the memory probing:
> > Mar 10 14:56:40  kernel: real memory  = 5100273664 (4864 MB)
> > Mar 10 14:56:40  kernel: avail memory = 4124049408 (3933 MB)
> > The machine in question (a Dell Poweredge 2850) has 4G of RAM
> > installed.  It looks to me as if the "avail memory" number is
> > correct (after booting, other systems tools seem to show the
> > correct amount)
> > 
> > Is the "real memory" number expected?  If so, can someone explain
> > why it appears to see almost a G more RAM than is actually in the
> > machine?
> 
> This is a FAQ, please consult the archives.

http://www.freebsd.org/cgi/query-pr.cgi?pr=94454

-- 
Bill Moran
Collaborative Fusion Inc.