From owner-freebsd-stable@FreeBSD.ORG Mon Oct 13 13:39:55 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 BA2441065690; Mon, 13 Oct 2008 13:39:55 +0000 (UTC) (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 681B68FC0A; Mon, 13 Oct 2008 13:39:55 +0000 (UTC) (envelope-from scottl@samsco.org) Received: from phobos.local ([192.168.254.200]) (authenticated bits=0) by pooker.samsco.org (8.14.2/8.14.2) with ESMTP id m9DDdiA4021530; Mon, 13 Oct 2008 07:39:44 -0600 (MDT) (envelope-from scottl@samsco.org) Message-ID: <48F34FA0.10503@samsco.org> Date: Mon, 13 Oct 2008 07:39:44 -0600 From: Scott Long User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en-US; rv:1.8.1.13) Gecko/20080313 SeaMonkey/1.1.9 MIME-Version: 1.0 To: JoaoBR References: <200810101429.37244.joao@matik.com.br> <20081011165250.GA67552@icarus.home.lan> <48F2217C.9010000@samsco.org> <200810130947.28905.joao@matik.com.br> In-Reply-To: <200810130947.28905.joao@matik.com.br> X-Enigmail-Version: 0.95.6 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-4.4 required=3.8 tests=ALL_TRUSTED,BAYES_00 autolearn=ham version=3.1.8 X-Spam-Checker-Version: SpamAssassin 3.1.8 (2007-02-13) on pooker.samsco.org Cc: Jeremy Chadwick , freebsd-stable@freebsd.org, Adam McDougall , freebsd-amd64@freebsd.org Subject: Re: am2 MBs - 4g + SCSI wipes out root partition 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: Mon, 13 Oct 2008 13:39:55 -0000 JoaoBR wrote: > On Sunday 12 October 2008 14:10:36 Scott Long wrote: > >>>> I am using some LSI (mpt driver) ultra4 (U320 scsi) and LSI SAS >>>> controllers in FreeBSD 7.x amd64 with 20G of ram, and Adaptec (aac >>>> driver) with a 5th generation RAID card with 8G of ram, both have no >>>> such corruption problems. Providing this as a counter-example just to >>>> document some evidence of which products seem to work fine. >>> Is your LSI SAS controller driven by mpt(4) or mfi(4)? >> I can personal vouch for MPT and MFI drivers working just fine with >4GB. >> > > > let narrow this a little bit, are you talking about AM2 sockets? > > because on AM2 the MPT drv is faulty as AHC, AHD and AACD with => 4Gigs > > > Sounds to me like this is a problem either with AM2 systems, or an infrastructure problem in the OS that is triggered by these AM2 systems. Either way, it's not a SCSI driver problem. Scott