From owner-freebsd-questions Tue Jul 30 14:44:13 2002 Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 3C09937B400 for ; Tue, 30 Jul 2002 14:44:11 -0700 (PDT) Received: from blueyonder.co.uk (pcow053o.blueyonder.co.uk [195.188.53.96]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7787643E31 for ; Tue, 30 Jul 2002 14:44:10 -0700 (PDT) (envelope-from bittern@blueyonder.co.uk) Received: from pcow053o.blueyonder.co.uk ([127.0.0.1]) by blueyonder.co.uk with Microsoft SMTPSVC(5.5.1877.757.75); Tue, 30 Jul 2002 22:44:09 +0100 Received: from pc-62-30-84-48-hf.blueyonder.co.uk (unverified [80.194.167.147]) by pcow053o.blueyonder.co.uk (Content Technologies SMTPRS 4.2.9) with ESMTP id ; Tue, 30 Jul 2002 22:44:07 +0100 Date: Tue, 30 Jul 2002 22:44:11 +0100 Subject: Re: Odd vinum config Content-Type: text/plain; charset=US-ASCII; format=flowed Mime-Version: 1.0 (Apple Message framework v482) Cc: freebsd-questions@FreeBSD.ORG, oliver@watershed.co.uk To: Dan Nelson From: Oliver Humpage In-Reply-To: <20020730214035.GF95493@dan.emsphone.com> Message-Id: <7BFBD5E4-A405-11D6-8DE2-000A2795CB26@blueyonder.co.uk> Content-Transfer-Encoding: 7bit X-Mailer: Apple Mail (2.482) 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 Makes note to self: searching in man pages doesn't wrap! I'd already looked for 'read policy' but hadn't found it. Sorry :) Oliver. On Tuesday, July 30, 2002, at 10:40 PM, Dan Nelson wrote: > In the last episode (Jul 30), Oliver Humpage said: >> Is it possible to set up a mirrored volume in vinum, but only set *one* >> of the plexes to be used for reading? >> >> The reason I'm asking is that I'm making a Network Attached Storage >> box, >> which I think should have SCSI disks and RAID 1. Unfortunately, our >> budget doesn't stretch to 8 73GB SCSI drives :-) So I wondered about >> having 4 73GB SCSI drives concatenated for the main storage space, >> and 2 >> 160GB IDE drives (also concatenated) as a RAID 1 mirror. However, I >> don't want to put too much load on the IDE drives, so I thought perhaps >> vinum could be set *not* to read from them, merely to write (although, >> if a SCSI drive failed, of course it would have to read from them!). > > man vinum, search for readpol > > -- > Dan Nelson > dnelson@allantgroup.com > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message