From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id 02EAF1381F3 for ; Fri, 7 Jun 2013 09:43:24 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 5D731E0A6E; Fri, 7 Jun 2013 09:43:17 +0000 (UTC) Received: from mail-1.ca.inter.net (mail-1.ca.inter.net [208.85.220.69]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 417D8E0A5B for ; Fri, 7 Jun 2013 09:43:16 +0000 (UTC) Received: from localhost (offload-3.ca.inter.net [208.85.220.70]) by mail-1.ca.inter.net (Postfix) with ESMTP id A27682EA9C4 for ; Fri, 7 Jun 2013 05:43:15 -0400 (EDT) Received: from mail-1.ca.inter.net ([208.85.220.69]) by localhost (offload-3.ca.inter.net [208.85.220.70]) (amavisd-new, port 10024) with ESMTP id EqjYW9P8LjeP for ; Fri, 7 Jun 2013 05:43:10 -0400 (EDT) Received: from ca.inter.net (unknown [199.91.211.92]) by mail-1.ca.inter.net (Postfix) with SMTP id 9BDB12EA45D for ; Fri, 7 Jun 2013 05:43:09 -0400 (EDT) Received: by ca.inter.net (sSMTP sendmail emulation); Fri, 07 Jun 2013 05:43:09 -0400 Date: Fri, 7 Jun 2013 05:43:09 -0400 From: Philip Webb To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] Who/what names hard drives /dev/sda, /dev/sdb, etc Message-ID: <20130607094309.GA864@ca.inter.net> Mail-Followup-To: gentoo-user@lists.gentoo.org References: Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) X-Archives-Salt: b4c1ff3a-c531-4aaa-a1b2-a5355441d9e0 X-Archives-Hash: af1bb9c00be481a4f99476474c0490a0 130606 Chris Stankevitz wrote: > Who or what decides to name a hard drive /dev/sda vs /dev/sdb? You, when you connect up the drives in the box, if you build it ; the manufacturer, if you buy the machine ready-built. If the latter, open the box -- carefully (smile) -- & check the connections inside with the mobo manual. > How does it decide what order to enumerate the drives on my computer? The drive which the mobo calls 'SATA1' wb /dev/sda etc. > When in the boot process does is a disk given a name like "/dev/sda"? That's done by 'udev' based on what BIOS tells it. -- ========================,,============================================ SUPPORT ___________//___, Philip Webb ELECTRIC /] [] [] [] [] []| Cities Centre, University of Toronto TRANSIT `-O----------O---' purslowatchassdotutorontodotca