From owner-freebsd-questions Wed Jul 5 11:57:19 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 9710E37BFE7 for ; Wed, 5 Jul 2000 11:57:11 -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 OAA24110; Wed, 5 Jul 2000 14:56:48 -0400 (EDT) Message-Id: <200007051856.OAA24110@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 20:51:05 +0200." <20000705205105.F28124@snoopy.brwn.org> Date: Wed, 05 Jul 2000 14:56:48 -0400 From: "Michael T. Stolarchuk" Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In message <20000705205105.F28124@snoopy.brwn.org>, Willem Brown writes: >Hi, > >You got me. It's not mounted or anything like that is it? and what >is the permissions on /dev/ad1? What happens when you try the raw device >/dev/rad0 and /dev/rad1 alpha0# dd if=/dev/rad0 of=/dev/rad1 bs=512k dd: /dev/rad1: Read-only file system 1+0 records in 0+0 records out 0 bytes transferred in 0.061746 secs (0 bytes/sec) alpha0# i think the code which supports slices (subr_diskslice.c) doesn't want me to write over the disk configuration. i think disklabel uses a special ioctl to off the EROFS... before i go digging, or use another system, i thought it was wise to ask... mts. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message