Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262271AbTHaPnP (ORCPT ); Sun, 31 Aug 2003 11:43:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262290AbTHaPnP (ORCPT ); Sun, 31 Aug 2003 11:43:15 -0400 Received: from [213.39.233.138] ([213.39.233.138]:29919 "EHLO wohnheim.fh-wedel.de") by vger.kernel.org with ESMTP id S262271AbTHaPnJ (ORCPT ); Sun, 31 Aug 2003 11:43:09 -0400 Date: Sun, 31 Aug 2003 17:43:01 +0200 From: =?iso-8859-1?Q?J=F6rn?= Engel To: Alan Cox Cc: Andrea Arcangeli , Larry McVoy , Pascal Schmidt , Linux Kernel Mailing List Subject: Re: bandwidth for bkbits.net (good news) Message-ID: <20030831154301.GD30196@wohnheim.fh-wedel.de> References: <20030830230701.GA25845@work.bitmover.com> <20030831013928.GN24409@dualathlon.random> <20030831025659.GA18767@work.bitmover.com> <1062335711.31351.44.camel@dhcp23.swansea.linux.org.uk> <20030831144505.GS24409@dualathlon.random> <1062343891.10323.12.camel@dhcp23.swansea.linux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1062343891.10323.12.camel@dhcp23.swansea.linux.org.uk> User-Agent: Mutt/1.3.28i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1308 Lines: 32 On Sun, 31 August 2003 16:31:32 +0100, Alan Cox wrote: > On Sul, 2003-08-31 at 15:45, Andrea Arcangeli wrote: > > On Sun, Aug 31, 2003 at 02:15:12PM +0100, Alan Cox wrote: > > > On Sul, 2003-08-31 at 03:56, Larry McVoy wrote: > > > > I'm pretty convinced we can't solve the problem at our end. Maybe we can > > > > > > For bursts of traffic you can't. > > > > what's the difference of rejecting packets in software, or because the > > link can't handle them? Assume the guaranteed bandwidth is much lower > > It doesn't work when you dont control incoming. As a simple extreme > example if I pingflood you from a fast site then no amount of shaping > your end of the link will help, it has to be shaped at the ISP end. If someone wants to DOS you, he can. Full stop. iirc, Larry was worried about well behaved traffic still doing bad things to his connection. J?rn -- Fancy algorithms are slow when n is small, and n is usually small. Fancy algorithms have big constants. Until you know that n is frequently going to be big, don't get fancy. -- Rob Pike - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/