Date: Mon, 22 Aug 2005 23:28:28 -0700 From: "Ted Mittelstaedt" <tedm@toybox.placo.com> To: "Danny MacMillan" <flowers@users.sourceforge.net>, "Sebastian Pahlke" <sp.ibm@gmx.de> Cc: freebsd-questions@freebsd.org Subject: RE: dd is so slow on my SCSI disc Message-ID: <LOBBIFDAGNMAMLGJJCKNEEDJFCAA.tedm@toybox.placo.com> In-Reply-To: <430A7496.6080206@users.sourceforge.net>
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dd works a lot better if you set the buffersize to higher than the default. Ted >-----Original Message----- >From: owner-freebsd-questions@freebsd.org >[mailto:owner-freebsd-questions@freebsd.org]On Behalf Of Danny MacMillan >Sent: Monday, August 22, 2005 5:58 PM >To: Sebastian Pahlke >Cc: freebsd-questions@freebsd.org >Subject: Re: dd is so slow on my SCSI disc > > >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" > >-- >No virus found in this incoming message. >Checked by AVG Anti-Virus. >Version: 7.0.338 / Virus Database: 267.10.14/79 - Release Date: >8/22/2005 > -- No virus found in this outgoing message. Checked by AVG Anti-Virus. Version: 7.0.338 / Virus Database: 267.10.14/79 - Release Date: 8/22/2005
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