From owner-freebsd-questions@FreeBSD.ORG Thu Nov 1 07:56:35 2007 Return-Path: Delivered-To: FreeBSD-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 6B19D16A417 for ; Thu, 1 Nov 2007 07:56:35 +0000 (UTC) (envelope-from yuri@rawbw.com) Received: from mail0.rawbw.com (mail0.rawbw.com [198.144.192.41]) by mx1.freebsd.org (Postfix) with ESMTP id 5A13713C491 for ; Thu, 1 Nov 2007 07:56:35 +0000 (UTC) (envelope-from yuri@rawbw.com) Received: from mail0.rawbw.com (localhost [127.0.0.1]) by mail0.rawbw.com (8.13.8/8.13.8) with ESMTP id lA17tlej017289; Thu, 1 Nov 2007 00:55:47 -0700 (PDT) Received: (from www@localhost) by mail0.rawbw.com (8.13.8/8.13.8/Submit) id lA17tliT017288; Thu, 1 Nov 2007 00:55:47 -0700 (PDT) X-Authentication-Warning: mail0.rawbw.com: www set sender to yuri@rawbw.com using -f Received: from ip224.carlyle.sfo.ygnition.net (ip224.carlyle.sfo.ygnition.net [24.219.144.224]) by webmail.rawbw.com (IMP) with HTTP for ; Thu, 1 Nov 2007 00:55:47 -0700 Message-ID: <1193903747.4729868364523@webmail.rawbw.com> Date: Thu, 1 Nov 2007 00:55:47 -0700 From: Yuri To: Andriy Babiy References: <1193848470.4728ae96f115f@webmail.rawbw.com> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit User-Agent: Internet Messaging Program (IMP) 3.2.1 X-Originating-IP: 24.219.144.224 Cc: FreeBSD-questions Subject: Re: Getting errors writing large iso image to DVD (bug in atapi driver?) X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 01 Nov 2007 07:56:35 -0000 Yes, TDK disks are x16 for writing, so as Pioneer burner and software. Once I lowered maximum speed to x4 problem seems to go away. Thank you for advice, Yuri > Just a question: do both DVD disks and DVD writer have a maximum speed limit > x16? > I am asking because I experienced similar problem on TDK disks; in my case > the speed limit was x8. The writer managed to successfully write some disks > while failing on others. After I have limited speed to x4, all the disks were > written successfully. It looks like when I go maximum, the disk quality is in > question. Have you tried setting the speed limit below the maximum?