From owner-freebsd-questions Thu Sep 23 17:34:33 1999 Delivered-To: freebsd-questions@freebsd.org Received: from freebie.lemis.com (freebie.lemis.com [192.109.197.137]) by hub.freebsd.org (Postfix) with ESMTP id 845BA150A1 for ; Thu, 23 Sep 1999 17:34:28 -0700 (PDT) (envelope-from grog@freebie.lemis.com) Received: (from grog@localhost) by freebie.lemis.com (8.9.3/8.9.0) id KAA53265; Fri, 24 Sep 1999 10:03:55 +0930 (CST) Date: Fri, 24 Sep 1999 10:03:55 +0930 From: Greg Lehey To: Phil Regnauld Cc: freebsd-questions@FreeBSD.ORG Subject: Panic writing to R/O block device (was: Crash with 3.3-RELEASE and dd) Message-ID: <19990924100355.B53220@freebie.lemis.com> References: <19990923164840.53205@ns.int.ftf.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.95.4i In-Reply-To: <19990923164840.53205@ns.int.ftf.net>; from Phil Regnauld on Thu, Sep 23, 1999 at 04:48:40PM +0200 WWW-Home-Page: http://www.lemis.com/~grog X-PGP-Fingerprint: 6B 7B C3 8C 61 CD 54 AF 13 24 52 F8 6D A4 95 EF 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 Thursday, 23 September 1999 at 16:48:40 +0200, Phil Regnauld wrote: > I didn't where to send this one: > > # dd if=/dev/rwd0a of=/dev/rwd2a bs=1024k conv=notrunc > dd: /dev/rwd2a: Read-only file system > 1+0 records in > 0+0 records out > 0 bytes transferred in 0.059349 secs (0 bytes/sec) > # mount > da0s1a on / (local, read-only, writes: sync 2 async 0) > # dd if=/dev/wd0a of=/dev/wd2a bs=1024k conv=notrunc > 195+1 records in > 195+1 records pout > a204800000 bytes ntransferred in 2i8.291105 secs (7c239024 bytes/sec:) > vinvalbuf: dirty bufs Yup, I know this problem. I had to fight it in Vinum, but I didn't know it was anywhere else as well. Could you put in a PR, please? I don't think you need any more than this info, though you could mention that I know about the problem. Greg -- When replying to this message, please copy the original recipients. For more information, see http://www.lemis.com/questions.html 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