From mboxrd@z Thu Jan 1 00:00:00 1970 From: Xose Vazquez Perez Subject: Re: forcedeth driver hangs under heavy load Date: Tue, 13 Apr 2010 19:22:32 +0200 Message-ID: <4BC4A858.9010009@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: QUOTED-PRINTABLE To: netdev@vger.kernel.org Return-path: Received: from mail-ww0-f46.google.com ([74.125.82.46]:60442 "EHLO mail-ww0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751143Ab0DMRWh (ORCPT ); Tue, 13 Apr 2010 13:22:37 -0400 Received: by wwb34 with SMTP id 34so168480wwb.19 for ; Tue, 13 Apr 2010 10:22:36 -0700 (PDT) Sender: netdev-owner@vger.kernel.org List-ID: stephen mulcahy wrote: > running Hadoop[1] TeraSort[2] but I haven't identified a simpler=20 > reproducer. I tried to recreate this with iperf and ping -f but neith= er=20 > helped - it may be that the problem only occurs when systems are pass= ing=20 > large amounts of traffic and have very high cpu utilisation (when=20 Did you try ISIC(IP Stack Integrity Checker)[1] tools ? Net-drivers usually break running these tools. [1] http://isic.sf.net needs libnet[2] [2] http://github.com/sam-github/libnet --=20 =ABAll=E1 muevan feroz guerra, ciegos reyes por un palmo m=E1s de tierr= a; que yo aqu=ED tengo por m=EDo cuanto abarca el mar brav=EDo, a quien na= die impuso leyes. Y no hay playa, sea cualquiera, ni bandera de esplendor, que no sienta mi derecho y d=E9 pecho a mi valor.=BB