From nobody Thu Oct 10 12:21:41 2024 X-Original-To: questions@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4XPTQL1ffwz5Yxpt for ; Thu, 10 Oct 2024 12:21:46 +0000 (UTC) (envelope-from guru@unixarea.de) Received: from ms-10.1blu.de (ms-10.1blu.de [178.254.4.101]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4XPTQK2RrFz4DH7 for ; Thu, 10 Oct 2024 12:21:45 +0000 (UTC) (envelope-from guru@unixarea.de) Authentication-Results: mx1.freebsd.org; dkim=none; spf=pass (mx1.freebsd.org: domain of guru@unixarea.de designates 178.254.4.101 as permitted sender) smtp.mailfrom=guru@unixarea.de; dmarc=none Received: from [212.222.85.114] (helo=pureos) by ms-10.1blu.de with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1sysAo-00C4sF-Vh for questions@freebsd.org; Thu, 10 Oct 2024 14:21:43 +0200 Date: Thu, 10 Oct 2024 14:21:41 +0200 From: Matthias Apitz To: questions@freebsd.org Subject: Re: How to zero a failing disk drive before disposal? Message-ID: Reply-To: Matthias Apitz References: <5117.1728561469@segfault.tristatelogic.com> List-Id: User questions List-Archive: https://lists.freebsd.org/archives/freebsd-questions List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: freebsd-questions@freebsd.org Sender: owner-freebsd-questions@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <5117.1728561469@segfault.tristatelogic.com> X-Operating-System: FreeBSD 14.0-CURRENT 1400094 (amd64) X-message-flag: Mails in HTML will not be read! Send only plain text. X-Con-Id: 51246 X-Con-U: 0-guru X-Originating-IP: 212.222.85.114 X-Spamd-Result: default: False [-1.80 / 15.00]; SUBJECT_ENDS_QUESTION(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; MID_RHS_NOT_FQDN(0.50)[]; R_SPF_ALLOW(-0.20)[+ip4:178.254.4.101]; RWL_MAILSPIKE_GOOD(-0.10)[178.254.4.101:from]; ONCE_RECEIVED(0.10)[]; MIME_GOOD(-0.10)[text/plain]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCVD_TLS_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; DMARC_NA(0.00)[unixarea.de]; ARC_NA(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; MIME_TRACE(0.00)[0:+]; MISSING_XM_UA(0.00)[]; ASN(0.00)[asn:42730, ipnet:178.254.0.0/19, country:DE]; HAS_REPLYTO(0.00)[guru@unixarea.de]; TO_DN_NONE(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; RCVD_COUNT_ONE(0.00)[1]; HAS_XOIP(0.00)[]; R_DKIM_NA(0.00)[]; MLMMJ_DEST(0.00)[questions@freebsd.org]; RCVD_VIA_SMTP_AUTH(0.00)[]; REPLYTO_EQ_FROM(0.00)[] X-Rspamd-Queue-Id: 4XPTQK2RrFz4DH7 X-Spamd-Bar: - El día jueves, octubre 10, 2024 a las 04:57:49 -0700, Ronald F. Guilmette escribió: > I have a pretty ancient 4TB spinning rust drive (WD4001FAEX) that is unambiguously at > death's door: > > ... I used once an axe to destroy the (metal) case and slices and then I throw it into the wastebin of my house which is emtied once a week into a big truck and perhaps it content is put on fire. > Any suggestions? If worse comes to worse I guess I will end up writing my own tiny > little C program to just write 4KB blocks to a designated output file while ignoring > all output errors, but I don't want to reinvent the wheel if somebody else already > created something I can use in this context. Overwriting the data will not help. The reading head(s) could be adjusted and read the data on the side of the old track. matthias -- Matthias Apitz, ✉ guru@unixarea.de, http://www.unixarea.de/ +49-176-38902045 Public GnuPG key: http://www.unixarea.de/key.pub Annalena Baerbock: "We are fighting a war against Russia ..." (25.1.2023) I, Matthias, I am not at war with Russia. Я не воюю с Россией. Ich bin nicht im Krieg mit Russland.