From owner-freebsd-questions Wed Jul 5 9:43:18 2000 Delivered-To: freebsd-questions@freebsd.org Received: from off.to (off.to [63.77.233.98]) by hub.freebsd.org (Postfix) with ESMTP id 97D9337B565 for ; Wed, 5 Jul 2000 09:43:09 -0700 (PDT) (envelope-from mts@off.to) Received: from off.to (localhost [127.0.0.1]) by off.to (8.9.1/8.9.1) with ESMTP id MAA23718; Wed, 5 Jul 2000 12:42:50 -0400 (EDT) Message-Id: <200007051642.MAA23718@off.to> To: Willem Brown Cc: "Michael T. Stolarchuk" , questions@freebsd.org, mts@off.to Subject: Re: read only file system? In-reply-to: Your message of "Wed, 05 Jul 2000 17:47:45 +0200." <20000705174745.B28124@snoopy.brwn.org> Date: Wed, 05 Jul 2000 12:42:50 -0400 From: "Michael T. Stolarchuk" Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG thanks willem, but here's the results: alpha0# dd if=/dev/ad0 of=/dev/ad1 bs=512k dd: /dev/ad1: Read-only file system 1+0 records in 0+0 records out 0 bytes transferred in 0.062841 secs (0 bytes/sec) alpha0# mts. In message <20000705174745.B28124@snoopy.brwn.org>, Willem Brown writes: >Hi, > >Try using the /dev/ad1 device. /dev/ad1c refers to a slice on the >drive that refers to all of the disk space.. > >The "c" happens to stand for "complete". > >Regards >Willem Brown > >On Wed, Jul 05, 2000 at 11:38:39AM -0400, Michael T. Stolarchuk wrote: >> >> I'd like to make copies of complete drives, starting at >> block 0 to the last block of the physical volume. >> I used to be able to do that, but now i get EROFS errors, >> and don't know how to get around them... >> >> These are ide drives, we bought a bunch of them to >> replicate and use to boot and run some 8 alphas... >> (we don't use the drives for performance, we've got >> fast scsi for that), so all the drives we want to >> copy onto are the same hardware devices.... >> >> We get the error when we: >> >> dd if=/dev/ad0c of=/dev/ad1c >> or >> dd if=/dev/rad0c of=/dev/rad1c >> >> >> i belive we're getting the EROFS cause of trying to write >> disk label data... >> >> mts. >> >> >> To Unsubscribe: send mail to majordomo@FreeBSD.org >> with "unsubscribe freebsd-questions" in the body of the message >> > >-- > /* =============================================================== */ > /* Linux, FreeBSD, NetBSD, OpenBSD. The choice is yours. */ > /* =============================================================== */ > >Colvard's Logical Premises: > All probabilities are 50%. Either a thing will happen or it > won't. > >Colvard's Unconscionable Commentary: > This is especially true when dealing with someone you're > attracted to. > >Grelb's Commentary > Likelihoods, however, are 90% against you. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message