From owner-freebsd-stable@FreeBSD.ORG Tue Feb 19 23:26:56 2008 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E928116A41A for ; Tue, 19 Feb 2008 23:26:56 +0000 (UTC) (envelope-from erikt@midgard.homeip.net) Received: from ch-smtp02.sth.basefarm.net (ch-smtp02.sth.basefarm.net [80.76.149.213]) by mx1.freebsd.org (Postfix) with ESMTP id 7BBD213C502 for ; Tue, 19 Feb 2008 23:26:56 +0000 (UTC) (envelope-from erikt@midgard.homeip.net) Received: from c83-253-25-183.bredband.comhem.se ([83.253.25.183]:52271 helo=falcon.midgard.homeip.net) by ch-smtp02.sth.basefarm.net with esmtp (Exim 4.68) (envelope-from ) id 1JRbrT-0007g1-7k for freebsd-stable@freebsd.org; Wed, 20 Feb 2008 00:26:55 +0100 Received: (qmail 32628 invoked from network); 20 Feb 2008 00:26:52 +0100 Received: from owl.midgard.homeip.net (10.1.5.7) by falcon.midgard.homeip.net with ESMTP; 20 Feb 2008 00:26:52 +0100 Received: (qmail 13458 invoked by uid 1001); 20 Feb 2008 00:26:52 +0100 Date: Wed, 20 Feb 2008 00:26:52 +0100 From: Erik Trulsson To: Kevin K Message-ID: <20080219232652.GA13404@owl.midgard.homeip.net> Mail-Followup-To: Kevin K , freebsd-stable@freebsd.org References: <002e01c87344$371766b0$a5463410$@com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <002e01c87344$371766b0$a5463410$@com> User-Agent: Mutt/1.5.17 (2007-11-01) X-Originating-IP: 83.253.25.183 X-Scan-Result: No virus found in message 1JRbrT-0007g1-7k. X-Scan-Signature: ch-smtp02.sth.basefarm.net 1JRbrT-0007g1-7k 070b48f15d952ae5bf438d49d39e5cfa Cc: freebsd-stable@freebsd.org Subject: Re: Dual Core Xeon / i386 install w/ more than 4gb of RAM X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 19 Feb 2008 23:26:57 -0000 On Tue, Feb 19, 2008 at 05:10:17PM -0500, Kevin K wrote: > I have a box that we recently installed 16GB of RAM on. The box is i386 > FreeBSD 6.2. It only recognizes 4gb. > > > > I am currently recompiling the kernel to support options PAE (KERNCONF=PAE) > in order to see this. I understand this is still considered a Beta > implementation ,and this is a production box. > > > > Does anyone have any alternative solutions that would provide a more > reliable environment other than PAE? If you want to use all the 16GB RAM on that machine then your only options is to use the amd64 version of FreeBSD or i386+PAE. amd64 is likely to work better. (Yes, the amd64 version of FreeBSD should work on your hardware according to the quoted dmesg output.) > > > > Dmesg Output is as follows : > > > > Copyright (c) 1992-2007 The FreeBSD Project. > > Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 > > The Regents of the University of California. All rights reserved. > > FreeBSD is a registered trademark of The FreeBSD Foundation. > > FreeBSD 6.2-RELEASE #0: Fri Jan 12 11:05:30 UTC 2007 > > root@dessler.cse.buffalo.edu:/usr/obj/usr/src/sys/SMP > > Timecounter "i8254" frequency 1193182 Hz quality 0 > > CPU: Intel(R) Xeon(TM) CPU 3.00GHz (3000.13-MHz 686-class CPU) > > Origin = "GenuineIntel" Id = 0xf64 Stepping = 4 > > > Features=0xbfebfbff ,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE> > > Features2=0xe4bd,> > > AMD Features=0x20100000 > > AMD Features2=0x1 > > Cores per package: 2 > > Logical CPUs per core: 2 > > real memory = 3489005568 (3327 MB) > > avail memory = 3414196224 (3256 MB) > > ACPI APIC Table: > > FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs > [snip] -- Erik Trulsson ertr1013@student.uu.se