From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: util-linux-owner@vger.kernel.org Received: from elasmtp-junco.atl.sa.earthlink.net ([209.86.89.63]:32863 "EHLO elasmtp-junco.atl.sa.earthlink.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753616AbaJ0TSZ (ORCPT ); Mon, 27 Oct 2014 15:18:25 -0400 Message-ID: <544E97ED.7040406@earthlink.net> Date: Mon, 27 Oct 2014 15:07:25 -0400 From: Felix Miata MIME-Version: 1.0 To: dE , util-linux@vger.kernel.org Subject: Re: fdisk and 2048 sectors obsession. References: <544E923E.6050406@gmail.com> In-Reply-To: <544E923E.6050406@gmail.com> Content-Type: text/plain; charset=ISO-8859-1 Sender: util-linux-owner@vger.kernel.org List-ID: dE composed on 2014-10-28 00:13 (UTC+0530): > I was learning about GPT when I noticed this behavior of fdisk which I > never though about before. > Regardless of the partition table, fdisk always starts the first > partition at 2048. In reality, the maximum size required by the gap > between MBR and the 1st partition is a single sector, which's used by > GRUB 1.5. GPT doesn't need this space at all. > Then extended partitions too have a gap of 2048 sectors. > Why this behavior? http://www.seagate.com/tech-insights/advanced-format-4k-sector-hard-drives-master-ti/ may provide some insight WRT performance issues ensuing from other start sector selections. -- "The wise are known for their understanding, and pleasant words are persuasive." Proverbs 16:21 (New Living Translation) Team OS/2 ** Reg. Linux User #211409 ** a11y rocks! Felix Miata *** http://fm.no-ip.com/