From owner-freebsd-questions@FreeBSD.ORG Tue Apr 24 18:11:50 2007 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id D925316A401 for ; Tue, 24 Apr 2007 18:11:50 +0000 (UTC) (envelope-from freebsd@dfwlp.com) Received: from pollux.dfwlp.com (rrcs-64-183-212-242.sw.biz.rr.com [64.183.212.242]) by mx1.freebsd.org (Postfix) with ESMTP id 153EB13C457 for ; Tue, 24 Apr 2007 18:11:49 +0000 (UTC) (envelope-from freebsd@dfwlp.com) Received: from pollux.dfwlp.com (pollux.dfwlp.com [192.168.125.61]) by pollux.dfwlp.com (8.13.8/8.13.8) with ESMTP id l3OIBlVe061219 for ; Tue, 24 Apr 2007 13:11:47 -0500 (CDT) (envelope-from freebsd@dfwlp.com) Received: (from www@localhost) by pollux.dfwlp.com (8.13.8/8.13.8/Submit) id l3OIBlhk061218; Tue, 24 Apr 2007 13:11:47 -0500 (CDT) (envelope-from freebsd@dfwlp.com) X-Authentication-Warning: pollux.dfwlp.com: www set sender to freebsd@dfwlp.com using -f Received: from 192.168.125.134 (SquirrelMail authenticated user jhorne) by webmail.dfwlp.org with HTTP; Tue, 24 Apr 2007 13:11:47 -0500 (CDT) Message-ID: <2271.192.168.125.134.1177438307.squirrel@webmail.dfwlp.org> In-Reply-To: <20070424140528.95287ff4.wmoran@potentialtech.com> References: <01d301c78699$d6a36820$0300020a@mickey> <20070424140528.95287ff4.wmoran@potentialtech.com> Date: Tue, 24 Apr 2007 13:11:47 -0500 (CDT) From: "Jonathan Horne" To: freebsd-questions@freebsd.org User-Agent: SquirrelMail/1.4.8 MIME-Version: 1.0 Content-Type: text/plain;charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Priority: 3 (Normal) Importance: Normal X-Spam-Status: No, score=-3.2 required=3.6 tests=ALL_TRUSTED,AWL,BAYES_00 autolearn=ham version=3.1.8 X-Spam-Checker-Version: SpamAssassin 3.1.8 (2007-02-13) on pollux.dfwlp.com Subject: Re: Memory >3.5GB not used? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 24 Apr 2007 18:11:50 -0000 > In response to "Don O'Neil" : > >> I just built a new server with an Athlon 64 x2, 4GB Ram and a >> Gigabyte/Nvidia motherboard. >> >> When I boot the system up it says on the console that 532888K will be >> ignored. >> >> Of course it isn't put in any of the log files. Dmesg shows this: >> >> real memory = 3724476416 (3551 MB) >> avail memory = 3649908736 (3480 MB) >> >> Any reason the extra 1/2 GB isn't showing up or usable? Is there something I >> need to specify in the kernel to get to the other 1/2 GB? What if I want to >> install more than 4GB? This mobo supports up to 16 GB... Do I need to go to >> the AMD64 platform to get >4GB? >> >> I'm running FreeBSD 6.1 i386 SMP kernel. > > http://www.freebsd.org/doc/en_US.ISO8859-1/books/faq/troubleshoot.html#PAE > i have a system with 4GB memory, doing the same similar behavior. but, on top of not using the last few hundred megs of ram, even the POST shows like 3.6 or 3.7GB of ram. is PAE still a solution for my case? [jhorne@canopus ~]$ dmesg | grep memory real memory = 3958833152 (3775 MB) avail memory = 3875762176 (3696 MB) thanks, jonathan freebsd@dfwlp.com http://dfwlpiki.dfwlp.com