Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 20 Feb 2001 07:40:10 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 20 Feb 2001 07:40:00 -0500 Received: from router-100M.swansea.linux.org.uk ([194.168.151.17]:31496 "EHLO the-village.bc.nu") by vger.kernel.org with ESMTP id ; Tue, 20 Feb 2001 07:39:53 -0500 Subject: Re: [lkml]2.2.19pre13: Are there network problem with a low-bandwidth link? To: thunder7@xs4all.nl Date: Tue, 20 Feb 2001 12:39:50 +0000 (GMT) Cc: linux-kernel@vger.kernel.org In-Reply-To: <20010220123457.A679@middle.of.nowhere> from "thunder7@xs4all.nl" at Feb 20, 2001 12:34:57 PM X-Mailer: ELM [version 2.5 PL1] MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-Id: From: Alan Cox Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > I also saw this when my 2.2.19pre12/13 workstation connected to a > 2.2.19pre8 isdn-router. When downloading a large file via ftp at max > speed, other connections don't 'get through'. Its normal tcp behaviour. Its something called the capture effect. You can mitigate it to an extent by using less buffers, but the buffer count in question is at the ISP end for a download, or by using smaller windows - 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/