From owner-freebsd-amd64@FreeBSD.ORG Sat Mar 11 01:46:54 2006 Return-Path: X-Original-To: amd64@freebsd.org Delivered-To: freebsd-amd64@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 6A97616A422; Sat, 11 Mar 2006 01:46:54 +0000 (GMT) (envelope-from scottl@samsco.org) Received: from pooker.samsco.org (pooker.samsco.org [168.103.85.57]) by mx1.FreeBSD.org (Postfix) with ESMTP id 1432843D48; Sat, 11 Mar 2006 01:46:50 +0000 (GMT) (envelope-from scottl@samsco.org) Received: from [192.168.254.11] (junior.samsco.home [192.168.254.11]) (authenticated bits=0) by pooker.samsco.org (8.13.4/8.13.4) with ESMTP id k2B1knAk038384; Fri, 10 Mar 2006 18:46:49 -0700 (MST) (envelope-from scottl@samsco.org) Message-ID: <44122C1C.6030301@samsco.org> Date: Fri, 10 Mar 2006 18:47:08 -0700 From: Scott Long User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:1.7.12) Gecko/20051230 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Nathan Vidican References: <4411D6D8.5030101@wmptl.com> In-Reply-To: <4411D6D8.5030101@wmptl.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-1.4 required=3.8 tests=ALL_TRUSTED autolearn=failed version=3.1.0 X-Spam-Checker-Version: SpamAssassin 3.1.0 (2005-09-13) on pooker.samsco.org Cc: amd64@freebsd.org, questions@freebsd.org Subject: Re: 6.0-RELEASE/AMD64 Ram Capacity? X-BeenThere: freebsd-amd64@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the AMD64 platform List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 11 Mar 2006 01:46:54 -0000 Nathan Vidican wrote: > I seem to recall various threads relating to problems with machines > running at or above 4GB ram... what if any issues still exist? > > We're currently operating with 2GB ECC Registered PC333 ram, but are > finding a fairly constant usage of about 1700MB swap space; like to > increase system memory, and installed motherboard supports 16 slots x > 2GB DIMMS each (for 32Gb total) - but what about FreeBSD? > > System is running: > - Apache (about 10-12 mod_perl httpd's @ 90MB ram each) > - Apache (about 20-30 very basic httpds for static stuff @ 12Mb each) > - Sendmail, including MimeDefang and SA processes at some 90MB each > - MySQL 4.1 running about 70MB Ram > - Samba (smbd's running at 30Mb ram each 30-50 in use at any time) > - A number of Perl processes ranging from 1Mb - 900Mb each > - Other misc, but the above are the major ones > > Just want to make sure no known issues exist (primarily with the above > applications), comments anyone? > > The ATA driver is still a bit flakey with more than 4GB of RAM, so make sure that you are using either a modern SCSI controller or a RAID controller. Scott