From owner-freebsd-hubs@FreeBSD.ORG Tue Jul 29 13:18:09 2003 Return-Path: Delivered-To: freebsd-hubs@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 4496C37B401 for ; Tue, 29 Jul 2003 13:18:09 -0700 (PDT) Received: from coe.ufrj.br (roma.coe.ufrj.br [146.164.53.65]) by mx1.FreeBSD.org (Postfix) with ESMTP id DA00543F75 for ; Tue, 29 Jul 2003 13:18:07 -0700 (PDT) (envelope-from jonny@jonny.eng.br) Received: by coe.ufrj.br (Postfix, from userid 2000) id 16D3757D837; Tue, 29 Jul 2003 17:18:02 -0300 (BRT) Date: Tue, 29 Jul 2003 17:18:01 -0300 To: jason andrade Message-ID: <20030729201801.GE23216@roma.coe.ufrj.br> References: <20030727192724.GA10869@electra.cse.Buffalo.EDU> <20030729083855.B13802@hermwas.is.co.za> <3F261BA1.9070509@jonny.eng.br> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.4i X-Quote: What are you looking for in my mail headers ? X-Operating-System: FreeBSD X-URL: http://www.jonny.eng.br From: jonny@jonny.eng.br (Joao Carlos Mendes Luis) cc: Geoff Rehmet cc: freebsd-hubs@freebsd.org cc: Ken Smith Subject: Re: Mirror Site Requirements - Final Draft? X-BeenThere: freebsd-hubs@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: FreeBSD Distributions Hubs: mail sup ftp List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 29 Jul 2003 20:18:09 -0000 Somebody told me that jason andrade said: > On Tue, 29 Jul 2003, [ISO-8859-1] João Carlos Mendes Luís wrote: > Hi Jonny, > > > Just notice that geographic distribution is not always equivalent > > to topological distribution. For example, in South America is much > > faster to go anywhere in USA or Europe than another South America > > country. Sometime time ago it was even true for different providers in > > [...] > > > On the other hand, Brazil has probably lots of free outgoing > > bandwidth to other countries, and a primary mirror here would not be a > > very bad idea. No, I'm not candidating, I don't have the resources. :-( > > I'd like to add $0.02 here. When i did some research for a paper presented > by a couple of my collegues for network topology and drivers in the asia > pacific region one of the observations was there are two trends that develop > for networking. > > o a 'region' or even country might have all its bandwidth routed via the > US - which is great if you work for a US telco but less so for the > people buying the links - in general non US sites have to pay for 100% > of the cost of the international link.. to send bytes to or via the US. > > o as 'content' and in particular localized content becomes available then > there is a push towards a concept of 'local' peering as this starts > making economic sense. this happens faster when internet penetration > increases in 'local' areas as clusters of users start wanting to do > things where latency starts being an issue. > > The corollory to this is the dramatic reduction in a lot of places of > international bandwidth which is encouraging (in the short term) the > use of international pipes rather than local ones. It's happening here inside Brazil, but I think there's little interest in other SA countries around here. Even direct links to Europe are smaller than I think they should be today. > So right now it might be that one south american country can talk to > another only via the US but i would predict this is less likely 1-2 or > 5 years from now and it will be better to plan for having a south > american 'tier1/primary' in the future to sync from. As I said in my first email, I think it may be good to have a tier1 TODAY in Brazil. We just have to know if there's somebody with the necessary resources... I don't! (matrix.com.br, where are you?) Jonny -- João Carlos Mendes Luís jonny@jonny.eng.br Networking Engineer jonny@coe.ufrj.br