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Date:      Sat, 29 Aug 1998 21:59:08 +0000
From:      Mike Smith <mike@smith.net.au>
To:        Darren Reed <avalon@coombs.anu.edu.au>
Cc:        hackers@FreeBSD.ORG
Subject:   Re: duplicating cd's with dd. 
Message-ID:  <199808292159.VAA10620@word.smith.net.au>
In-Reply-To: Your message of "Sun, 30 Aug 1998 14:31:48 %2B1000." <199808300433.VAA10036@hub.freebsd.org> 

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> 
> does anyone know if there are "preferred" parameters for using dd to
> copy cd's with ?

You can improve performance slightly with a larger block size (fewer 
syscalls), but that's about it.  I use 64K as an arbitrary figure; it 
seems to run about as fast as the drive will go.

-- 
\\  Sometimes you're ahead,       \\  Mike Smith
\\  sometimes you're behind.      \\  mike@smith.net.au
\\  The race is long, and in the  \\  msmith@freebsd.org
\\  end it's only with yourself.  \\  msmith@cdrom.com



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