From owner-freebsd-hackers Sat Aug 29 22:02:06 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id WAA12152 for freebsd-hackers-outgoing; Sat, 29 Aug 1998 22:02:06 -0700 (PDT) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from word.smith.net.au (castles153.castles.com [208.214.165.153]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id WAA12141 for ; Sat, 29 Aug 1998 22:02:02 -0700 (PDT) (envelope-from mike@word.smith.net.au) Received: from word.smith.net.au (localhost [127.0.0.1]) by word.smith.net.au (8.9.1/8.8.8) with ESMTP id VAA10620; Sat, 29 Aug 1998 21:59:09 GMT (envelope-from mike@word.smith.net.au) Message-Id: <199808292159.VAA10620@word.smith.net.au> X-Mailer: exmh version 2.0.2 2/24/98 To: Darren Reed cc: hackers@FreeBSD.ORG Subject: Re: duplicating cd's with dd. In-reply-to: Your message of "Sun, 30 Aug 1998 14:31:48 +1000." <199808300433.VAA10036@hub.freebsd.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Sat, 29 Aug 1998 21:59:08 +0000 From: Mike Smith Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > > 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 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message