From owner-freebsd-questions@FreeBSD.ORG Thu Nov 23 22:06:46 2006 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 7B68616A416 for ; Thu, 23 Nov 2006 22:06:46 +0000 (UTC) (envelope-from usleepless@gmail.com) Received: from ug-out-1314.google.com (ug-out-1314.google.com [66.249.92.173]) by mx1.FreeBSD.org (Postfix) with ESMTP id 9D47243D66 for ; Thu, 23 Nov 2006 22:06:01 +0000 (GMT) (envelope-from usleepless@gmail.com) Received: by ug-out-1314.google.com with SMTP id o2so521276uge for ; Thu, 23 Nov 2006 14:06:37 -0800 (PST) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=NCLQpw+WDHvQ/4S1OajT8r6Y9ChlMFYIrCTJnWQFifc4Lt/aMzwhbN4ASkxhzEVLC067lXZAvE0RD30uamvG2K6kq0OgmxeixERigC+KhgqcoHNmZuBBQZ9ipIcZvblPgFpOqvU59uQTRDxmE6uWvMSWPPCQKi3uUeIIzBpVmr0= Received: by 10.78.128.11 with SMTP id a11mr9580899hud.1164319597188; Thu, 23 Nov 2006 14:06:37 -0800 (PST) Received: by 10.78.124.8 with HTTP; Thu, 23 Nov 2006 14:06:37 -0800 (PST) Message-ID: Date: Thu, 23 Nov 2006 23:06:37 +0100 From: usleepless@gmail.com To: "John Nielsen" In-Reply-To: <200611231525.58206.lists@jnielsen.net> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <200611231525.58206.lists@jnielsen.net> Cc: freebsd-questions@freebsd.org Subject: Re: creating a "broken" graid3 array? 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, 23 Nov 2006 22:06:46 -0000 John, On 11/23/06, John Nielsen wrote: > Is it possible to create a (degraded) graid3 array with only two (or one > less than the planned total) providers? I'm asking since I would like to > move from my current one-disk setup to a three-disk raid3 array, but I'd > like the disk currently in use to be a member of the array and I don't have > anywhere to conveniently back up the data already there. I'd like to create > a degraded graid3 array with the two new components, copy the data from the > current disk to the array, and then add the current disk in to the array. > > If that's not a possibility, can anyone suggest a way to get the same end > result? while i know close to nothing about raid, here is what i think: 1. you have no backup ( otherwise you could pull it off ) 2. you are trying to achieve your goal through a tricky method ( me thinks anyways :-) is the loss of your data worth less than the cost of an extra hd? if so, buy another hd. if not, make a clean install? and assuming a 3 hd raid setup, would it not be wise to have a spare hd anyway? what's the point? regards, usleep