Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262425AbTHaQs0 (ORCPT ); Sun, 31 Aug 2003 12:48:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262436AbTHaQsZ (ORCPT ); Sun, 31 Aug 2003 12:48:25 -0400 Received: from smtp.bitmover.com ([192.132.92.12]:46281 "EHLO smtp.bitmover.com") by vger.kernel.org with ESMTP id S262425AbTHaQsX (ORCPT ); Sun, 31 Aug 2003 12:48:23 -0400 Date: Sun, 31 Aug 2003 09:48:02 -0700 From: Larry McVoy To: Andrea Arcangeli Cc: Larry McVoy , Alan Cox , Pascal Schmidt , Linux Kernel Mailing List Subject: Re: bandwidth for bkbits.net (good news) Message-ID: <20030831164802.GA12752@work.bitmover.com> Mail-Followup-To: Larry McVoy , Andrea Arcangeli , Larry McVoy , Alan Cox , Pascal Schmidt , Linux Kernel Mailing List 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> <20030831154450.GV24409@dualathlon.random> <20030831162243.GC18767@work.bitmover.com> <20030831163350.GY24409@dualathlon.random> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030831163350.GY24409@dualathlon.random> User-Agent: Mutt/1.4i X-MailScanner-Information: Please contact the ISP for more information X-MailScanner: Found to be clean X-MailScanner-SpamCheck: not spam (whitelisted), SpamAssassin (score=0.5, required 7, AWL, DATE_IN_PAST_06_12) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1653 Lines: 35 On Sun, Aug 31, 2003 at 06:33:50PM +0200, Andrea Arcangeli wrote: > On Sun, Aug 31, 2003 at 09:22:43AM -0700, Larry McVoy wrote: > > On Sun, Aug 31, 2003 at 05:44:50PM +0200, Andrea Arcangeli wrote: > > > > 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. > > > > > > sure, that's why I said it won't work with synflood. > > > > Someone syncs w/ bkbits every 19 seconds 24x7. We also run our web server > > 1 syn every 19 seconds is nothing. A sync != one connection. And that doesn't include the auto backup that we do to another server, doesn't include all the HTTP traffic, doesn't include our web site traffic. > > You guys who are saying it can work are thinking (a) one connection of > > long duration (think about all the web hits on bkbits.net, those are all > > it doesn't need to be long duration, just longer than a syn or a ping. > If it goes in established for a few packets is should be enough to > throttle it just fine. You are welcome to *demonstrate* something that works but telling me that it works when we've tried what you said to try isn't very compelling. I know this doesn't work from both theory and practice. -- --- Larry McVoy lm at bitmover.com http://www.bitmover.com/lm - 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/