From owner-freebsd-stable@FreeBSD.ORG Fri Jan 6 00:01:24 2006 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 4179A16A41F for ; Fri, 6 Jan 2006 00:01:24 +0000 (GMT) (envelope-from scott@fishballoon.org) Received: from mta07-winn.ispmail.ntl.com (mta07-winn.ispmail.ntl.com [81.103.221.47]) by mx1.FreeBSD.org (Postfix) with ESMTP id A264B43D4C for ; Fri, 6 Jan 2006 00:01:20 +0000 (GMT) (envelope-from scott@fishballoon.org) Received: from aamta09-winn.ispmail.ntl.com ([81.103.221.35]) by mta07-winn.ispmail.ntl.com with ESMTP id <20060106000119.NZJK21883.mta07-winn.ispmail.ntl.com@aamta09-winn.ispmail.ntl.com>; Fri, 6 Jan 2006 00:01:19 +0000 Received: from llama.fishballoon.org ([81.104.195.171]) by aamta09-winn.ispmail.ntl.com with ESMTP id <20060106000119.YKFB13162.aamta09-winn.ispmail.ntl.com@llama.fishballoon.org>; Fri, 6 Jan 2006 00:01:19 +0000 Received: from tuatara.fishballoon.org ([192.168.1.6]) by llama.fishballoon.org with esmtp (Exim 4.52 (FreeBSD)) id 1Euf2j-00033x-AL; Fri, 06 Jan 2006 00:01:17 +0000 Received: (from scott@localhost) by tuatara.fishballoon.org (8.13.4/8.13.4/Submit) id k0601G7Q001605; Fri, 6 Jan 2006 00:01:16 GMT (envelope-from scott) Date: Fri, 6 Jan 2006 00:01:16 +0000 From: Scott Mitchell To: Doug White Message-ID: <20060106000116.GB991@tuatara.fishballoon.org> References: <20060105224150.GA991@tuatara.fishballoon.org> <20060105153250.D58957@carver.gumbysoft.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060105153250.D58957@carver.gumbysoft.com> User-Agent: Mutt/1.4.2.1i X-Operating-System: FreeBSD 5.4-STABLE i386 Cc: freebsd-stable@freebsd.org Subject: Re: 6.0 on Dell 1850 with PERC4e/DC RAID? 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: Fri, 06 Jan 2006 00:01:24 -0000 On Thu, Jan 05, 2006 at 03:34:24PM -0800, Doug White wrote: > On Thu, 5 Jan 2006, Scott Mitchell wrote: > > > Hi all, > > > > I may be getting a new Dell PE1850 soon, to replace our ancient CVS server > > (still running 4-STABLE). The new machine will ideally run 6.0 and have a > > PERC4e/DC RAID card - the one with battery-backed cache. This is listed as > > supported by amr(4), but I'm wondering how well it actually works in the > > case of a disk failure. Will the driver tell me that disk has failed (a > > syslog message would be enough) or will I have to make a daily trip into > > the server room to check the front panel lights? Presumably it handles > > hot-swapping a replacement drive OK? > > >From what I remember, you will receive status-change kernel messages when > disks disappear, rebuilds start, and so forth. So for most day-to-day > manipulation you should be fine. That would be fine - as long as there's some notification of important events. > You may want to make sure the auto rebuild option is enabled in the > controller's BIOS since no working control programs from userland are > generally available at this time. That also means you can't create new > volumes at runtime, but thats not so horrible... I expect there will only ever be one volume, so that's unlikely to be a problem :) Many thanks, Scott -- =========================================================================== Scott Mitchell | PGP Key ID | "Eagles may soar, but weasels Cambridge, England | 0x54B171B9 | don't get sucked into jet engines" scott at fishballoon.org | 0xAA775B8B | -- Anon