From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267601AbUHEHnK (ORCPT ); Thu, 5 Aug 2004 03:43:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267595AbUHEHnK (ORCPT ); Thu, 5 Aug 2004 03:43:10 -0400 Received: from main.gmane.org ([80.91.224.249]:9616 "EHLO main.gmane.org") by vger.kernel.org with ESMTP id S267593AbUHEHlo (ORCPT ); Thu, 5 Aug 2004 03:41:44 -0400 X-Injected-Via-Gmane: http://gmane.org/ To: linux-kernel@vger.kernel.org From: =?iso-8859-1?q?M=E5ns_Rullg=E5rd?= Subject: Re: 3c59x very slow with 2.6.X Date: Thu, 05 Aug 2004 09:41:40 +0200 Message-ID: References: <200408042203.42367.bernd-schubert@web.de> <4111CD14.30601@bio.ifi.lmu.de> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Complaints-To: usenet@sea.gmane.org X-Gmane-NNTP-Posting-Host: 161.80-203-29.nextgentel.com User-Agent: Gnus/5.1006 (Gnus v5.10.6) XEmacs/21.4 (Security Through Obscurity, linux) Cancel-Lock: sha1:9QVI9+hxYXygBa388hhiej8XcWk= Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Frank Steiner writes: > Bernd Schubert wrote: >> Hello, >> somehow the network speed is reduced to 14MBit with 2.6.X on my >> system, with 2.4.X it has full 100MBit. >> As all our systems boot diskless this is really annoying and I will >> reboot 2.4.27 soon. >> euklid:~# nttcp -T hamilton2 >> Bytes Real s CPU s Real-MBit/s CPU-MBit/s Calls Real-C/s CPU-C/s >> l 8388608 4.73 4.60 14.2004 14.5911 2048 433.36 445.3 >> 1 8388608 4.73 0.03 14.1984 2236.9621 6145 1300.12 204833.3 > > No problem here: both machines have a 3com 3c905CX-TX and run kernel 2.6.7. > > zassenhaus /root# nttcp -T riemann > Bytes Real s CPU s Real-MBit/s CPU-MBit/s Calls Real-C/s CPU-C/s > l 8388608 0.71 0.01 94.9903 7457.3690 2048 2898.87 227580.8 > 1 8388608 0.71 0.04 93.9984 1598.0964 5794 8115.57 137975.4 > > The driver is compiled into the kernel, not as module. Could that make a > difference for you? FWIW, I'm using a 3c905C-TX with kernel 2.6.6 and 3c59x as a module, without any problems at all. -- Måns Rullgård mru@kth.se