From owner-freebsd-hackers@FreeBSD.ORG Fri May 30 23:02:58 2008 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C39781065672 for ; Fri, 30 May 2008 23:02:58 +0000 (UTC) (envelope-from jdc@parodius.com) Received: from mx01.sc1.parodius.com (mx01.sc1.parodius.com [72.20.106.3]) by mx1.freebsd.org (Postfix) with ESMTP id CF0FC8FC12 for ; Fri, 30 May 2008 23:02:58 +0000 (UTC) (envelope-from jdc@parodius.com) Received: by mx01.sc1.parodius.com (Postfix, from userid 1000) id 9AAE71CC031; Fri, 30 May 2008 16:02:58 -0700 (PDT) Date: Fri, 30 May 2008 16:02:58 -0700 From: Jeremy Chadwick To: Stef Walter Message-ID: <20080530230258.GA61615@eos.sc1.parodius.com> References: <20080530210347.5E1A6F1808E@mx.npubs.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080530210347.5E1A6F1808E@mx.npubs.com> User-Agent: Mutt/1.5.17 (2007-11-01) Cc: freebsd-hackers@freebsd.org Subject: Re: RAID status issues with Intel MatrixRAID ataraid X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 30 May 2008 23:02:58 -0000 On Fri, May 30, 2008 at 09:03:48PM +0000, Stef Walter wrote: > This isn't a bug report, just a heads up to anyone using the same setup. > This occurred in production, and I don't currently have a non-production > hardware on which to investigate this bug and/or create a patch. > > In certain conditions, even though the Firmware RAID BIOS, says that a > RAID is degraded, the FreeBSD driver thinks it's business as usual. In > my case this resulted in file system corruption. Relevant output below. See the "ATA (SATA, PATA, ATAPI)" section, specifically the Intel MatrixRAID items: http://wiki.freebsd.org/JeremyChadwick/Commonly_reported_issues -- | Jeremy Chadwick jdc at parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, USA | | Making life hard for others since 1977. PGP: 4BD6C0CB |