From owner-freebsd-questions Fri Jan 18 15: 6:39 2002 Delivered-To: freebsd-questions@freebsd.org Received: from wantadilla.lemis.com (wantadilla.lemis.com [192.109.197.80]) by hub.freebsd.org (Postfix) with ESMTP id B03AB37B405 for ; Fri, 18 Jan 2002 15:06:35 -0800 (PST) Received: by wantadilla.lemis.com (Postfix, from userid 1004) id 9017A78306; Sat, 19 Jan 2002 09:36:32 +1030 (CST) Date: Sat, 19 Jan 2002 09:36:32 +1030 From: Greg Lehey To: "Denis J. Cirulis" Cc: FreeBSD-Questions Subject: Re: vinum Message-ID: <20020119093632.L11784@wantadilla.lemis.com> References: <20020118100656.A633@mt.lv> <20020118200010.J11784@wantadilla.lemis.com> <20020118113420.A7427@mt.lv> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20020118113420.A7427@mt.lv> User-Agent: Mutt/1.3.23i Organization: The FreeBSD Project Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-418-838-708 WWW-Home-Page: http://www.FreeBSD.org/ X-PGP-Fingerprint: 6B 7B C3 8C 61 CD 54 AF 13 24 52 F8 6D A4 95 EF Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Friday, 18 January 2002 at 11:34:20 +0200, Denis J. Cirulis wrote: > On Fri, Jan 18, 2002 at 08:00:10PM +1030, Greg Lehey wrote: >> On Friday, 18 January 2002 at 10:06:56 +0200, Denis J. Cirulis wrote: >>> Hello, list! >>> >>> I'm planning to make low cost solution for network storage. >>> I've 5 EIDE drives which I plan to connect w/ RAID 5 with vinum. >>> >>> 1 drive is system drive and all the rest are 2 RAID 5 arrays which are mirrored >> >> OK >>> so this is RAID 5+1. >> >> If you say so. >> >>> Is such a structure possible with vinum >> >> It's possible, but I don't understand why you want this configuration. > > I want to have a box which will store data for 5 subnets of > workstations and I need reliable solution. Of course I can make > stripe of first pair disks and a stripe of second pair and the I can > mirror those. Hmm, I think you need to explain the configuration more carefully. I'm not sure I understand what you want to do. > Is it good or bad ? I need performance and a bit of fault tolerance RAID-5 has poor write performance; that's the price you pay for the configuration. If you want write performance, go for RAID-1. Greg -- When replying to this message, please copy the original recipients. If you don't, I may ignore the reply. For more information, see http://www.lemis.com/questions.html See complete headers for address and phone numbers To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message