From owner-freebsd-questions@FreeBSD.ORG Mon Nov 8 07:22:28 2004 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 0346F16A4CE for ; Mon, 8 Nov 2004 07:22:28 +0000 (GMT) Received: from sccimhc92.asp.att.net (sccimhc92.asp.att.net [63.240.76.166]) by mx1.FreeBSD.org (Postfix) with ESMTP id 881C243D2D for ; Mon, 8 Nov 2004 07:22:27 +0000 (GMT) (envelope-from freebsd@nbritton.org) Received: from nbritton.org (12-223-129-46.client.insightbb.com[12.223.129.46]) by sccimhc92.asp.att.net (sccimhc92) with SMTP id <20041108072226i92002ap7le>; Mon, 8 Nov 2004 07:22:26 +0000 Message-ID: <418F1EB1.1000801@nbritton.org> Date: Mon, 08 Nov 2004 01:22:25 -0600 From: Nikolas Britton User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.4) Gecko/20030624 X-Accept-Language: en-us, en MIME-Version: 1.0 To: freebsd-questions@freebsd.org References: <200411080022.08394.nbco@screaming.net> <418EBDB7.90709@gmx.de> <418EE088.9000903@nbritton.org> <418EEDE4.1040000@nbritton.org> In-Reply-To: <418EEDE4.1040000@nbritton.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: re bittorrent 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: Mon, 08 Nov 2004 07:22:28 -0000 Nikolas Britton wrote: > Nikolas Britton wrote: > >> Quinn Ellis wrote: >> >>> Why do you download with bittorrent as opposed to FTP? >> >> >> >> Lets do the math... >> you'll note that http://torrents.freebsd.org:8080/ at this moment >> says there's been 1978 completed downloads. >> Lets pick an arbitrary average size for each file downloaded: 388MB >> >> 388 * 1978 = 767.5GB >> >> 11/7@8:30PM: Now >> 11/6@5:00PM: Official availability of 5.3 >> ------------ >> 27.5 Hours >> >> 767.5 / 27.5 = 27.9GB/h / 60 = 465MB/m / 60 = 7.75MB/s >> ----------------------------------------------------------------------------- >> >> All of this data and bandwidth above has been shifted off the servers >> and onto the downloaders. This saves freebsd and its primary mirrors >> money, this is why I chose to download freebsd via bittorrent and why >> I'm going keep my bittorrent client open for others. > > > Also, to put this into terms of money, a fractional T3/DS3 line will > cost around $7,000/Month. > Sorry, I fudged my terms up (MegaByte, Megabit).... 7.75MB/s = 62Mb/s That means you'd need a OC2 line (104Mb/s) and this is around $27,000/Month.