Date: Sun, 9 Jul 2017 23:14:45 +1000 (EST) From: Ian Smith <smithi@nimnet.asn.au> To: Doug Hardie <doug@sermon-archive.info> Cc: freebsd-questions@freebsd.org Subject: Re: Unusual Question Message-ID: <20170709230708.M27871@sola.nimnet.asn.au> In-Reply-To: <mailman.85.1499601601.14159.freebsd-questions@freebsd.org> References: <mailman.85.1499601601.14159.freebsd-questions@freebsd.org>
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In freebsd-questions Digest, Vol 683, Issue 8, Message: 1 On Sun, 9 Jul 2017 02:57:14 -0700 Doug Hardie <doug@mail.sermon-archive.info> wrote: > I have a FreeBSD 9.3 remote server that needs to be purged. I know > that rm -rf / will remove all the directory entries, but I need to > write over the drive. I thought that dd if=/dev/zero of=/dev/ada0 > might do the trick, but it gives an not permitted error. The whole > thing can crash and burn at the end. This is an unmanned site so > moving drives is not viable. # sysctl kern.geom.debugflags=16 purge at will. if=/dev/random for the more paranoid :) cheers, Ian
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