Date: Sun, 4 Mar 2001 09:18:30 +1030 From: Greg Lehey <grog@lemis.com> To: Doug Poland <doug@polands.org> Cc: freebsd-questions@freebsd.org Subject: Re: SCSI disks / disklabel / vinum Message-ID: <20010304091830.B12820@wantadilla.lemis.com> In-Reply-To: <20010303150356.B29412@polands.org>; from doug@polands.org on Sat, Mar 03, 2001 at 03:03:57PM -0600 References: <20010303150356.B29412@polands.org>
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On Saturday, 3 March 2001 at 15:03:57 -0600, Doug Poland wrote: > Hi, > > I'm putting together a vinum disk subsystem. > For testing I started out with 4 SCSI disks > and built a stripped plex and everything > worked great. This config had 2 drives > in the chassis and 2 drives in an external > case. > > So I get a 4-connector SCSI cable for the > chassis and add two more SCSI drives (that > I've previously formatted and put ufs on). > FreeBSD 4.2-STABLE boots and recognizes > all the drives (see dmesg at end). > > When I edited the disklabel (disklabel -e da4) > I didn't see the > (e: .... 4.2BSD ...) > setting under "unused". I thought that odd > because I've previously formatted, partitioned, > labeled, mounted, and tested every drive. > > So I thought I'd let sysinstall have at it > put ufs on again, just to make sure. So > I redo the partitioning and labeling and > I still have vinum running on 4 disks and > the two new ones are mounted separately. > I went to disklabel again and still no > 4.2BSD setting. > > So now I think it must need to be re- > formatted. So I fire off camcontrol > > #camcontrol format da4; camcontrol format da5 > > and see: > > camcontrol: cam_real_open_device: couldn't open passthrough device /dev/pass4 > cam_real_open_device: No such file or directory > camcontrol: cam_real_open_device: couldn't open passthrough device /dev/pass5 > cam_real_open_device: No such file or directory > > Now I'm really confused! Why can I not see the > 4.2BSD disklabel? It tells you: No such file or directory. You apparently don't have the device nodes in place. > Until I can set that, I won't be able to create a vinum volume. Well, you almost *never* need to format a disk nowadays. And disklabel seems to be working, so I don't understand what the problem is. > Ultimately I want a 7 drive vinum volume but cannot get past 4 > drives. You'll almost certainly need to create the device nodes. 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 Finger grog@lemis.com for PGP public key 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
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