From owner-freebsd-stable@FreeBSD.ORG Mon Apr 10 18:50:38 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 EB56816A596 for ; Mon, 10 Apr 2006 18:50:38 +0000 (UTC) (envelope-from peterjeremy@optushome.com.au) Received: from mail19.syd.optusnet.com.au (mail19.syd.optusnet.com.au [211.29.132.200]) by mx1.FreeBSD.org (Postfix) with ESMTP id 47D9643D4C for ; Mon, 10 Apr 2006 18:50:37 +0000 (GMT) (envelope-from peterjeremy@optushome.com.au) Received: from turion.vk2pj.dyndns.org (c220-239-19-236.belrs4.nsw.optusnet.com.au [220.239.19.236]) by mail19.syd.optusnet.com.au (8.12.11/8.12.11) with ESMTP id k3AIoaVf014841 (version=TLSv1/SSLv3 cipher=EDH-RSA-DES-CBC3-SHA bits=168 verify=NO); Tue, 11 Apr 2006 04:50:36 +1000 Received: from turion.vk2pj.dyndns.org (localhost.vk2pj.dyndns.org [127.0.0.1]) by turion.vk2pj.dyndns.org (8.13.4/8.13.4) with ESMTP id k3AIoZ8w002898; Tue, 11 Apr 2006 04:50:35 +1000 (EST) (envelope-from peter@turion.vk2pj.dyndns.org) Received: (from peter@localhost) by turion.vk2pj.dyndns.org (8.13.4/8.13.4/Submit) id k3AIoZ6X002897; Tue, 11 Apr 2006 04:50:35 +1000 (EST) (envelope-from peter) Date: Tue, 11 Apr 2006 04:50:35 +1000 From: Peter Jeremy To: Michael Schuh Message-ID: <20060410185035.GC739@turion.vk2pj.dyndns.org> References: <1dbad3150604070754m6702e6acw2175c306504f3c13@mail.gmail.com> <4436A2B4.4010608@mac.com> <1dbad3150604100511v6a0d27a9kb38920ee280dab2c@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1dbad3150604100511v6a0d27a9kb38920ee280dab2c@mail.gmail.com> X-PGP-Key: http://members.optusnet.com.au/peterjeremy/pubkey.asc User-Agent: Mutt/1.5.11 Cc: freebsd-stable@freebsd.org Subject: Re: Needs suggestion for redundant Storage 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, 10 Apr 2006 18:50:39 -0000 On Mon, 2006-Apr-10 14:11:46 +0200, Michael Schuh wrote: >so that i have sign a Solution with cheap HW, ok this cheap HW is not very >stable and never so performant like the right Hardware, but if i use >this solution, >so i can relative fast replace defect items with new HW. You probably can't replace defective hardware so fast that the users don't notice. They will probably also notice when a system crash garbles the filesystem. Based on your comments of low cost and massive size, I presume you can't afford a proper backup solution either. This is a recipe for disaster if the data is valuable. >> Do not get a Silicon Image SATA controller. >Why not? Read the mailing lists - they are full of problems with them. If you value your data you will not use Sil controller. >> At the very least, get a multiport SATA RAID controller with a decent-sized >> RAM cache of its own and an internal battery to keep the drives going until >> that cache can be flushed. As well as an external UPS, right...? >> >I can also agree with you.......but the management......get not my friends >with this....... :-)) They will be even less your friends when your cheap-n-nasty solution loses some valuable files. -- Peter Jeremy