Date: Mon, 22 Aug 2005 22:29:16 -0400 From: Mike Jeays <Mike.Jeays@rogers.com> To: Danny MacMillan <flowers@users.sourceforge.net> Cc: Sebastian Pahlke <sp.ibm@gmx.de>, freebsd-questions@freebsd.org Subject: Re: dd is so slow on my SCSI disc Message-ID: <1124764156.95639.3.camel@chaucer> In-Reply-To: <430A7496.6080206@users.sourceforge.net> References: <007301c5a755$ea1ee840$6701a8c0@monster> <430A7496.6080206@users.sourceforge.net>
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On Mon, 2005-08-22 at 20:57, Danny MacMillan wrote: > Sebastian Pahlke wrote: > > Hi all, > > > > I'm trying to "clean" a disc before selling them: > > > > dd if=/dev/zero of=/dev/da0 > > You may want to consider using /dev/random instead of, or in combination > with, /dev/zero. Zeroing out a disk isn't a significant barrier to > forensic analysis. > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" Using /dev/random is much, much slower than /dev/zero.
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