From owner-freebsd-questions@FreeBSD.ORG Thu Jan 25 09:00:54 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 D529116A402 for ; Thu, 25 Jan 2007 09:00:54 +0000 (UTC) (envelope-from tedm@toybox.placo.com) Received: from mail.freebsd-corp-net-guide.com (mail.web-strider.com [65.75.192.90]) by mx1.freebsd.org (Postfix) with ESMTP id 82FFB13C459 for ; Thu, 25 Jan 2007 09:00:54 +0000 (UTC) (envelope-from tedm@toybox.placo.com) Received: from coolf89ea26645 (nat-rtr.freebsd-corp-net-guide.com [65.75.197.130]) by mail.freebsd-corp-net-guide.com (8.11.1/8.11.1) with SMTP id l0P90ix97313; Thu, 25 Jan 2007 01:00:44 -0800 (PST) (envelope-from tedm@toybox.placo.com) Message-ID: <008301c7405f$1ce3f240$3c01a8c0@coolf89ea26645> From: "Ted Mittelstaedt" To: "Ted Mittelstaedt" , "George Vanev" , "FreeBSD Questions" References: <000901c73fb4$200bb5d0$0200000a@Vanev> <007a01c7405e$ca65ef50$3c01a8c0@coolf89ea26645> Date: Thu, 25 Jan 2007 00:59:24 -0800 MIME-Version: 1.0 Content-Type: text/plain; charset="koi8-r" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1807 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1807 Cc: Subject: Re: HP Embedded SATA RAID controller (FreeBSD 6.2) 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: Thu, 25 Jan 2007 09:00:55 -0000 I forgot to mention, ONLY install to ar0. do NOT install to any of the other disks that show up. Ted ----- Original Message ----- From: "Ted Mittelstaedt" To: "George Vanev" ; "FreeBSD Questions" Sent: Thursday, January 25, 2007 12:57 AM Subject: Re: HP Embedded SATA RAID controller (FreeBSD 6.2) > > Hi George! > > Common problem. The issue isn't that the FreeBSD driver cannot talk > to the SATA controller. It can do that just fine. > > The problem is that HP is using a modified metadata format on the > disk drives. > > What you need to do is go into the Proliant BIOS and DISABLE > the SATA raid. This of course means any raid arrays, mirrored or > otherwise, that you have created, cannot be used from BIOS. Just > leave the BIOS settings so that the SATA controller is enabled, but > the RAID on the SATA controller isn't. > > Then boot FreeBSD 6.2. It will see 2 disk drives. (or more or however > many you got) > > Now, if you want a raid mirror here is what you do. Load a scratch > install of FreeBSD 6.2 on the first disk. Run atacontrol to create a > mirror on both disks. This writes out a metadata format that FreeBSD's > disk driver understands. This will trash your freebsd install of course. > No problem. Reboot from the installation CD and now you will see > the 2 disks, plus ar0 (the mirror) Install to that and your all set. > > Basically the only difference between doing it HP's way by creating > the RAID from HP BIOS and doing it the FreeBSD way is that > the HP BIOS is unaware of the FreeBSD metadata format so you > cannot see or rebuild an array from BIOS that was created in > FreeBSD, and FreeBSD is unaware > of HP's metadata format so you cannot see or rebuild an array > from FreeBSD that was created in BIOS > > As far as how the actual raid mirror works, it's exactly the same. > In fact, better, since you can rebuild a FreeBSD array from > FreeBSD and it's about 10 times faster than rebuilding it from > HP's BIOS. > > Ted > > ----- Original Message ----- > From: "George Vanev" > To: "FreeBSD Questions" > Sent: Wednesday, January 24, 2007 4:35 AM > Subject: HP Embedded SATA RAID controller (FreeBSD 6.2) > > > > I have HP ProLiantML 110 G3 server. > > I am trying to install FreeBSD 6.2. > > But it doesn't seem to recognise the RAID controller. > > I don't know what exactly is the controller. > > In the hp site I didn't find anything usefull, > > except that this is "HP embedded SATA RAID controller" > > Not much, uh?! > > > > Any one could help?! > > Regards > > -- > > George Vanev > > > > _______________________________________________ > > freebsd-questions@freebsd.org mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > > To unsubscribe, send any mail to > "freebsd-questions-unsubscribe@freebsd.org" > > > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" >