From owner-freebsd-questions@FreeBSD.ORG Mon May 19 18:29:00 2003 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id E646537B401 for ; Mon, 19 May 2003 18:29:00 -0700 (PDT) Received: from wonkity.com (wonkity.com [65.173.111.5]) by mx1.FreeBSD.org (Postfix) with ESMTP id 0D92D43F93 for ; Mon, 19 May 2003 18:29:00 -0700 (PDT) (envelope-from wblock@wonkity.com) Received: from wonkity.com (localhost [127.0.0.1]) by wonkity.com (8.12.9/8.12.9) with ESMTP id h4K1SkXk024745; Mon, 19 May 2003 19:28:46 -0600 (MDT) (envelope-from wblock@wonkity.com) Received: from localhost (wblock@localhost) by wonkity.com (8.12.9/8.12.9/Submit) with ESMTP id h4K1SjUL024742; Mon, 19 May 2003 19:28:46 -0600 (MDT) Date: Mon, 19 May 2003 19:28:45 -0600 (MDT) From: Warren Block To: Eduardo Viruena Silva In-Reply-To: <20030519200918.U95244@Gina.esfm.ipn.mx> Message-ID: <20030519192420.I24726@wonkity.com> References: <20030519200918.U95244@Gina.esfm.ipn.mx> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII cc: FreeBSD-Questions@freebsd.org Subject: Re: Creating a bin or ISO image of a CD?? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 20 May 2003 01:29:01 -0000 On Mon, 19 May 2003, Eduardo Viruena Silva wrote: > try: > > dd if=/dev/acd0c of=my_image bs=2352 Hmmm. This brings up something I've wondered about. I always use bs=2k to match the actual sector size of CDs. But does it matter? Is there any reason not to use a larger buffer size to speed up reading CDs? -Warren Block * Rapid City, South Dakota USA