From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261378AbTDKSCf (for ); Fri, 11 Apr 2003 14:02:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261364AbTDKSCA (for ); Fri, 11 Apr 2003 14:02:00 -0400 Received: from 217-125-129-224.uc.nombres.ttd.es ([217.125.129.224]:28401 "HELO cocodriloo.com") by vger.kernel.org with SMTP id S261346AbTDKSBg (for ); Fri, 11 Apr 2003 14:01:36 -0400 Date: Fri, 11 Apr 2003 20:23:13 +0200 From: Antonio Vargas To: John Bradford Cc: Greg KH , oliver@neukum.name, linux-kernel@vger.kernel.org, linux-hotplug-devel@lists.sourceforge.net, message-bus-list@redhat.com, Daniel Stekloff Subject: Re: [ANNOUNCE] udev 0.1 release Message-ID: <20030411182313.GG25862@wind.cocodriloo.com> References: <20030411172011.GA1821@kroah.com> <200304111746.h3BHk9hd001736@81-2-122-30.bradfords.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200304111746.h3BHk9hd001736@81-2-122-30.bradfords.org.uk> User-Agent: Mutt/1.3.28i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Apr 11, 2003 at 06:46:09PM +0100, John Bradford wrote: > > > - Performance. What happens if you plug in 4000 disks at once? > > > > You crash your power supply :) > > [Puzzle] > > Say the power supply had five 5.25" drive power connecters, how many 1 > into 3 power cable splitters would you need to connect all 4000 disks? > > :-) > > John. Also, assuming 1 second spinup, you would need 4000 seconds == 66.66... minutes == 1.11... hours for a sequential spinup (which _may_ not crash the power supply) Antonio.