From owner-freebsd-questions Sat Nov 21 17:04:13 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id RAA11990 for freebsd-questions-outgoing; Sat, 21 Nov 1998 17:04:13 -0800 (PST) (envelope-from owner-freebsd-questions@FreeBSD.ORG) Received: from allegro.lemis.com (allegro.lemis.com [192.109.197.134]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id RAA11985 for ; Sat, 21 Nov 1998 17:04:10 -0800 (PST) (envelope-from grog@freebie.lemis.com) Received: from freebie.lemis.com (freebie.lemis.com [192.109.197.137]) by allegro.lemis.com (8.9.1/8.9.0) with ESMTP id LAA01711; Sun, 22 Nov 1998 11:33:22 +1030 (CST) Received: (from grog@localhost) by freebie.lemis.com (8.9.1/8.9.0) id LAA08896; Sun, 22 Nov 1998 11:33:20 +1030 (CST) Message-ID: <19981122113319.Z1005@freebie.lemis.com> Date: Sun, 22 Nov 1998 11:33:19 +1030 From: Greg Lehey To: Khetan Gajjar , questions@FreeBSD.ORG Subject: Re: How to use ccd References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.91.1i In-Reply-To: ; from Khetan Gajjar on Sun, Nov 22, 1998 at 02:50:33AM +0200 WWW-Home-Page: http://www.lemis.com/~grog Organization: LEMIS, PO Box 460, Echunga SA 5153, Australia Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-41-739-7062 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Sunday, 22 November 1998 at 2:50:33 +0200, Khetan Gajjar wrote: > Hi. > > I've got two SCSI drives I'd like to make into one partition, in order > to write CD-ROM 660+ MB images to. > > The drives are not identical. DMesg output is listed below. > > What would the correct interleave number be for this scenario ? Take 256 kB, 512 blocks (the values are in blocks of 512 bytes). > Would a ccd partition of da0 and da1 combined together be a good > enough "drive" to use when creating and burning CD-ROM images ? Yes. > Once created, I presume the command to create these two partitions into > one would be > ccdconfig -cv ccd0 [interleave value] 0 /dev/da0s1e /dev/da1s1e > > Would this then be mounted with mount /dev/ccd0 /mnt ? >From the code, it seems you need to mount /dev/ccd0c. Of course, for new work you're probably better off using vinum. Check out http://www.lemis.com/vinum.html for more details. Greg -- See complete headers for address, home page and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message