From owner-freebsd-scsi@FreeBSD.ORG Wed Jan 26 14:19:54 2011 Return-Path: Delivered-To: freebsd-scsi@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C52E61065696 for ; Wed, 26 Jan 2011 14:19:54 +0000 (UTC) (envelope-from borjam@sarenet.es) Received: from proxypop1b.sarenet.es (proxypop1b.sarenet.es [194.30.0.104]) by mx1.freebsd.org (Postfix) with ESMTP id 8432A8FC15 for ; Wed, 26 Jan 2011 14:19:54 +0000 (UTC) Received: from [172.16.1.55] (ssglan.sare.net [192.148.167.100]) by proxypop1b.sarenet.es (Postfix) with ESMTP id 81C966077; Wed, 26 Jan 2011 15:19:52 +0100 (CET) Mime-Version: 1.0 (Apple Message framework v1082) Content-Type: text/plain; charset=iso-8859-1 From: Borja Marcos In-Reply-To: <201101260812.17434.josh@tcbug.org> Date: Wed, 26 Jan 2011 15:19:52 +0100 Content-Transfer-Encoding: quoted-printable Message-Id: <482769AA-B8E1-4C11-B737-7F918650FAEF@sarenet.es> References: <522B2387-1BE2-4AF7-B250-B1272D301C59@sarenet.es> <18831097-9113-4059-BAEB-71185849BD90@sarenet.es> <201101260812.17434.josh@tcbug.org> To: Josh Paetzel X-Mailer: Apple Mail (2.1082) Cc: freebsd-scsi@freebsd.org, Peter Lai Subject: Re: ZFS and "internal" mfi RAID cards, the eternal question X-BeenThere: freebsd-scsi@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SCSI subsystem List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 26 Jan 2011 14:19:54 -0000 On Jan 26, 2011, at 3:12 PM, Josh Paetzel wrote: > On Friday, January 14, 2011 08:03:01 am Peter Lai wrote: >> On Fri, Jan 14, 2011 at 6:44 AM, Borja Marcos = wrote: >>> On Jan 14, 2011, at 12:50 PM, Peter Lai wrote: >>>> Is there a reason you are ordering your Dells with H700 instead of >>>> H200; do you really want the battery backed cache anyway? >>>> = http://www.dell.com/content/topics/topic.aspx/global/products/pvaul/topi >>>> cs/en/us/raid_controller?c=3Dus&l=3Den&cs=3D555 suggests the H200 = has jbod >>>> mode... >>>=20 >>> Indeed, it doesn't work under FreeBSD. Or am I wrong? >>=20 >> Good point. My guess here is that as an LSI card, it's not really >> supposed be picked up by mfi, but mpt. But most of my experience with >> dell has been to not even bother with the addon raid and just stick >> with the mpt controllers. Of course, they only support up to 8 = disks, >> so if you need more than that...well :( >=20 > The H200 is a 6 gbps LSI SAS HBA under the hood that is not supported = by mpt. =20 > There is a new driver in HEAD called mps that supports the card. = People have=20 > had varying amounts of success running the driver ported to 8.x. I = can=20 > provide you with a .ko that works on 8.x, but it comes with a YMMV = warranty. >=20 > FWIW, this driver won't be appearing in 8.2 due to various concerns = the people=20 > working on it had with it. Thanks :) I've been using it (moving it from 9-CURRENT to 8-STABLE is very easy) = and except for a couple of problems (see my posting in this same list) = it's working great. I really look forward to see a production ready version. I'm really = annoyed by the =FCber crappy "mfi=A8 cards. Borja.