From owner-freebsd-fs@freebsd.org Thu Oct 10 10:31:36 2019 Return-Path: Delivered-To: freebsd-fs@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 1CBA812C8DC for ; Thu, 10 Oct 2019 10:31:36 +0000 (UTC) (envelope-from martin@lispworks.com) Received: from lwfs1-cam.cam.lispworks.com (mail.lispworks.com [46.17.166.21]) by mx1.freebsd.org (Postfix) with ESMTP id 46pnSQ63K1z3CxY for ; Thu, 10 Oct 2019 10:31:33 +0000 (UTC) (envelope-from martin@lispworks.com) Received: from higson.cam.lispworks.com (higson.cam.lispworks.com [192.168.1.7]) by lwfs1-cam.cam.lispworks.com (8.15.2/8.15.2) with ESMTP id x9AAMqVr000884; Thu, 10 Oct 2019 11:22:52 +0100 (BST) (envelope-from martin@lispworks.com) Received: from higson.cam.lispworks.com (localhost.localdomain [127.0.0.1]) by higson.cam.lispworks.com (8.14.4) id x9AAMp9X031619; Thu, 10 Oct 2019 11:22:51 +0100 Received: (from martin@localhost) by higson.cam.lispworks.com (8.14.4/8.14.4/Submit) id x9AAMpUL030739; Thu, 10 Oct 2019 11:22:51 +0100 Date: Thu, 10 Oct 2019 11:22:51 +0100 Message-Id: <201910101022.x9AAMpUL030739@higson.cam.lispworks.com> From: Martin Simmons To: "Mikhail T." CC: freebsd-fs@freebsd.org In-reply-to: <12475952-c412-60a8-6ff7-7ebcd5c84ed8@aldan.algebra.com> (mi+t@aldan.algebra.com) Subject: Re: Cannot mount an older disk References: <12475952-c412-60a8-6ff7-7ebcd5c84ed8@aldan.algebra.com> MIME-version: 1.0 Content-type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 46pnSQ63K1z3CxY X-Spamd-Bar: / Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=none (mx1.freebsd.org: domain of martin@lispworks.com has no SPF policy when checking 46.17.166.21) smtp.mailfrom=martin@lispworks.com X-Spamd-Result: default: False [-0.82 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-0.91)[-0.915,0]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; NEURAL_HAM_LONG(-0.89)[-0.888,0]; TAGGED_RCPT(0.00)[t]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[lispworks.com]; AUTH_NA(1.00)[]; RCVD_COUNT_THREE(0.00)[3]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCPT_COUNT_TWO(0.00)[2]; RCVD_IN_DNSWL_NONE(0.00)[21.166.17.46.list.dnswl.org : 127.0.10.0]; R_SPF_NA(0.00)[]; RCVD_NO_TLS_LAST(0.10)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:51055, ipnet:46.17.166.0/24, country:GB]; IP_SCORE(-0.02)[country: GB(-0.08)] X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 10 Oct 2019 10:31:36 -0000 >>>>> On Tue, 8 Oct 2019 21:35:07 -0400, Mikhail T said: > > Hello! > > Going through older hard drives, I found one that still seems to work > and was curious, what's on it. The OS -- 12.1-STABLE -- sees it find. > The disklabel seems sane (except for the number of partitions): > > # /dev/ada1: > 8 partitions: > #          size     offset    fstype   [fsize bsize bps/cpg] >   b:   12582912          0      swap >   c: 1465149168          0    unused        0     0 # "raw" part, > don't edit >   d: 1452566256   12582912    4.2BSD     8192 65536 52352 > > and there are ada1, ada1b, and ada1d entries under /dev. So far so good. > Unfortunately, both mount and fsck tell me the same blatant lie, that > the device does not exist: > > # fsck -y /dev/ada1d > Can't open /dev/ada1d: No such file or directory > > # mount /dev/ada1d /mnt > mount: /dev/ada1d: No such file or directory > > Any suggestions? Thank you! Yours, You could see if file and dumpfs print anything useful: dd if=/dev/ada1d | file - dumpfs /dev/ada1d | head -n 100 Also check the syslog when doing mount. __Martin