From nobody Thu Oct 10 12:36:00 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 4XPTlV1yCtz5YynZ for ; Thu, 10 Oct 2024 12:36:38 +0000 (UTC) (envelope-from odhiambo@gmail.com) Received: from mail-oa1-x2f.google.com (mail-oa1-x2f.google.com [IPv6:2001:4860:4864:20::2f]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "WR4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4XPTlV1Tc2z4G7x for ; Thu, 10 Oct 2024 12:36:38 +0000 (UTC) (envelope-from odhiambo@gmail.com) Authentication-Results: mx1.freebsd.org; none Received: by mail-oa1-x2f.google.com with SMTP id 586e51a60fabf-2884e7fad77so512588fac.2 for ; Thu, 10 Oct 2024 05:36:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1728563797; x=1729168597; darn=freebsd.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=R6x7ijRevG0PArY8JLW33/RD4dVqQbOnrim4wUekVbo=; b=P8BNwWcd21zMhimwcWu6+Yy55dRypooV6CJELTX2LPT4o0d4cLQjY80nfe9d1g0TLy WaERisxqbiXMv65VCqB9pb3556QU/dSOkEQSPisLulrPVpRWWUXNSGBmLQkPOn0EMtGy xTb+R55Zc1KLcxddijWGyRYc9ocwjwRiM3l9+TD+x3m8NdltyPsdf/xccjIbriiLzEXb NWIffVlhhUZ75zL3XmSS6DI8XDhuKOYkp5U2ppyDdiodXmMwbdneuvLqxyCR3IL75Bm3 94w9/JKj3D+49etY7fFECztpMLlGG8zYaXA4WT3P5DcWAWL3PXVmTuA3VAXnEhKcut3P 6QjQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728563797; x=1729168597; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=R6x7ijRevG0PArY8JLW33/RD4dVqQbOnrim4wUekVbo=; b=XkdhmnQGA8/ukar+6n+QQCEIZ5L2UKaVhB1jwJDEDp+/WY1Yw10zVdZNroKlIDT2CJ VUKuf8poekVhhFm+ehe9vhjCjWHQJcYqF4No1XRW8XhuI89tW6TLeSrjmtA7JEl2NsrE K1xY7rz6K4dFeN9w0oYcvkPykAn/ekTsoJ3F2LxGSdL0s6XM1RzkI+DtHwa90+hUrA5A uVMJTj/6owXfOT5w+fMdueSCVD8NACwKzeXCRQ9iVXr4s31IyGKDCJwag9r6269dgRh0 hx2U+E1hk993OQ51CqZkwF552yDVH1t8IyWx+M6c+4Hh/7NyHXvXUx/dM/0FdJeWjKju ZItw== X-Gm-Message-State: AOJu0YxMO1GrrxIeiHNjIEdYRXTApzFz6ULzOOzDkvAg0RkW/6FCLF0+ aXczGlznJjOxiVHt0DnPOEJMIGRs//tsxg2pQLkK4uEds6WUJj8CR6G/bjPEGVvT0BL/qdsuqzI 8EL5LbtToSgAGhYNuQE4ymAxSr0eGOdwBDh0= X-Google-Smtp-Source: AGHT+IG9nbPxGHB2s2rgdy/9xEg6HZo7GNClo9092dEJUkK15FE5dzsrkL0TNoaTwkT2kbAonEmV299dMw8quUpJF+g= X-Received: by 2002:a05:6871:e413:b0:260:e713:ae8b with SMTP id 586e51a60fabf-288342e4acfmr4097198fac.20.1728563797101; Thu, 10 Oct 2024 05:36:37 -0700 (PDT) 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 References: <5117.1728561469@segfault.tristatelogic.com> In-Reply-To: From: Odhiambo Washington Date: Thu, 10 Oct 2024 15:36:00 +0300 Message-ID: Subject: Re: How to zero a failing disk drive before disposal? To: Matthias Apitz Cc: questions@freebsd.org Content-Type: multipart/alternative; boundary="0000000000001915a206241e9fcc" X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:15169, ipnet:2001:4860:4864::/48, country:US] X-Rspamd-Queue-Id: 4XPTlV1Tc2z4G7x X-Spamd-Bar: ---- --0000000000001915a206241e9fcc Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Thu, Oct 10, 2024 at 3:21=E2=80=AFPM Matthias Apitz w= rote: > El d=C3=ADa jueves, octubre 10, 2024 a las 04:57:49 -0700, Ronald F. Guil= mette > escribi=C3=B3: > > > 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 > I open the case, remove the platters and the magnets (for use elsewhere), and repurpose the casing! --=20 Best regards, Odhiambo WASHINGTON, Nairobi,KE +254 7 3200 0004/+254 7 2274 3223 In an Internet failure case, the #1 suspect is a constant: DNS. "Oh, the cruft.", egrep -v '^$|^.*#' =C2=AF\_(=E3=83=84)_/=C2=AF :-) [How to ask smart questions: http://www.catb.org/~esr/faqs/smart-questions.html] --0000000000001915a206241e9fcc Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable


=
On Thu, Oct 10, 2024 at 3:21=E2=80=AF= PM Matthias Apitz <guru@unixarea.de<= /a>> wrote:
E= l d=C3=ADa jueves, octubre 10, 2024 a las 04:57:49 -0700, Ronald F. Guilmet= te escribi=C3=B3:

> I have a pretty ancient 4TB spinning rust drive (WD4001FAEX) that is u= nambiguously 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?=C2=A0 If worse comes to worse I guess I will end up w= riting 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 someb= ody 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.

=C2=A0 =C2=A0 =C2=A0 =C2=A0 matthias



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