From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751180AbWDKTu2 (ORCPT ); Tue, 11 Apr 2006 15:50:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751184AbWDKTu2 (ORCPT ); Tue, 11 Apr 2006 15:50:28 -0400 Received: from mta08-winn.ispmail.ntl.com ([81.103.221.48]:45226 "EHLO mtaout02-winn.ispmail.ntl.com") by vger.kernel.org with ESMTP id S1751180AbWDKTuZ (ORCPT ); Tue, 11 Apr 2006 15:50:25 -0400 Message-ID: <443C0B74.50305@gentoo.org> Date: Tue, 11 Apr 2006 21:03:00 +0100 From: Daniel Drake User-Agent: Mail/News 1.5 (X11/20060401) MIME-Version: 1.0 To: John Heffner CC: netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: 2.6.17 regression: Very slow net transfer from some hosts References: <443C03E6.7080202@gentoo.org> <443C024C.2070107@psc.edu> In-Reply-To: <443C024C.2070107@psc.edu> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org John Heffner wrote: > I'm not seeing this behavior myself. What are the values of > /proc/sys/net/ipv4/tcp_wmem, tcp_rmem, and tcp_mem? How much memory > does this system have? (A binary tcpdump might be good, too.) tcp_wmem: 4096 16384 131072 tcp_rmem: 4096 87380 174760 tcp_mem: 98304 131072 196608 tcpdumps coming later. This is on an x86_64 system with 1GB RAM. I connect via the forcedeth driver but also reproduced this through ipw2200. Thanks! Daniel