From owner-freebsd-current@FreeBSD.ORG Tue Jun 19 18:27:31 2007 Return-Path: X-Original-To: current@freebsd.org Delivered-To: freebsd-current@FreeBSD.ORG Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id C0A5A16A421 for ; Tue, 19 Jun 2007 18:27:31 +0000 (UTC) (envelope-from youshi10@u.washington.edu) Received: from mxout7.cac.washington.edu (mxout7.cac.washington.edu [140.142.32.178]) by mx1.freebsd.org (Postfix) with ESMTP id 8639413C457 for ; Tue, 19 Jun 2007 18:27:31 +0000 (UTC) (envelope-from youshi10@u.washington.edu) Received: from hymn01.u.washington.edu (hymn01.u.washington.edu [140.142.8.55]) by mxout7.cac.washington.edu (8.13.7+UW06.06/8.13.7+UW07.05) with ESMTP id l5JIRU2u026085 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 19 Jun 2007 11:27:31 -0700 Received: from localhost (localhost [127.0.0.1]) by hymn01.u.washington.edu (8.13.7+UW06.06/8.13.7+UW07.03) with ESMTP id l5JIRU9D020734; Tue, 19 Jun 2007 11:27:30 -0700 X-Auth-Received: from [192.55.52.1] by hymn01.u.washington.edu via HTTP; Tue, 19 Jun 2007 11:27:30 PDT Date: Tue, 19 Jun 2007 11:27:30 -0700 (PDT) From: youshi10@u.washington.edu To: Martin Turgeon In-Reply-To: <467804CE.1050705@gmail.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=UTF-8; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE X-PMX-Version: 5.3.1.294258, Antispam-Engine: 2.5.1.298604, Antispam-Data: 2007.6.19.111133 X-Uwash-Spam: Gauge=IIIIIII, Probability=7%, Report='NO_REAL_NAME 0, __C230066_P5 0, __CT 0, __CTE 0, __CT_TEXT_PLAIN 0, __HAS_MSGID 0, __MIME_TEXT_ONLY 0, __MIME_VERSION 0, __SANE_MSGID 0' Cc: current@freebsd.org Subject: Re: i386 with PAE or AMD64 on PowerEdge with 4G RAM X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 19 Jun 2007 18:27:31 -0000 On Tue, 19 Jun 2007, Martin Turgeon wrote: > Thank you all for your advices, I will take a try with AMD64. > > I'm always impressed by the support on the FreeBSD mailinglist, continue = your=20 > good work. > > Martin > > > Stefan Lambrev a =C3=A9crit : >> Hi, >>=20 >> Martin Turgeon wrote: >>> Good afternoon, >>>=20 >>> I just receive 2 PowerEdge servers (a 1950 and a 860) both with 4G of R= AM.=20 >>> I installed FreeBSD 6.2 Release i386 on both of them. Unfortunately, on= ly=20 >>> 3,5G is recognized on the 860 and 3,3G on the 1950. >>> dmesg on 860: >>> real memory =3D 3757834240 (3583 MB) >>> avail memory =3D 3678318592 (3507 MB) >>>=20 >>> I am facing a difficult decision. Should I use i386 with PAE enabled in= =20 >>> the kernel (I read a lot of warnings using it) or should I go with AMD6= 4?=20 >>> Which branch should I follow? >>>=20 >>> These servers will be front-end/back-end MySQL(with replication) and=20 >>> Apache servers with BIND, Postfix, Dovecot, PF. >> I have NO problems with FreeBSD AMD64, at least not more then I have wit= h=20 >> i386 versions. >>=20 >> I do not see a problem to run MySQL, apache, BIND,Postfix and PF - as I = use=20 >> them myself for near 2 years under freebsd amd64. >>=20 >> I even can say that at some point amd64 becomes more stable (for me) the= n=20 >> i386. >> The major problem (again for me) is that there is no way to connect 64bi= t=20 >> apache under freebsd to Oracle DB. >>=20 >> Saying that I'm quite happy using FreBSD amd64 (even for desktop/laptop= =20 >> machines) and knowing how broken is PAE .. just go for amd64. >>=20 >>>=20 >>> There is the detailled configuration of the servers: >>> PowerEdge 1950 >>> Xeon 5110 >>> 4G RAM >>> PERC 5 Raid controller (mfi) >>> Dual Broadcom 5708 (bce) >>>=20 >>> PowerEdge 860 >>> Xeon 3070 >>> 4G RAM >>> LSI Logic Raid controller (mpt) >>> Dual Broadcom 5750 (bge) >> If you still consider PAE check very carefully that all your drivers wor= k OK=20 >> with PAE kernel! >>>=20 >>> Thanks a lot for your advice, >>>=20 >>> Martin Just don't expect to turn the machines into 3D desktops for at least a year= :). amd64 is much better than i386 though from a functional standpoint, and you= r databases probably won't mind the extra precision :). -Garrett