From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754070AbZIITix (ORCPT ); Wed, 9 Sep 2009 15:38:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752809AbZIITiw (ORCPT ); Wed, 9 Sep 2009 15:38:52 -0400 Received: from electric-eye.fr.zoreil.com ([213.41.134.224]:45726 "EHLO electric-eye.fr.zoreil.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752478AbZIITiw (ORCPT ); Wed, 9 Sep 2009 15:38:52 -0400 Date: Wed, 9 Sep 2009 21:43:47 +0200 From: Francois Romieu To: Shane Arnold Cc: linux-kernel@vger.kernel.org Subject: Re: Bringing up secondary rtl8169-based interface causes network hang/dma issues Message-ID: <20090909194347.GA23507@electric-eye.fr.zoreil.com> References: <4AA6506A.7040900@iinet.net.au> <20090908175550.GA30098@electric-eye.fr.zoreil.com> <4AA7EF39.6060800@iinet.net.au> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4AA7EF39.6060800@iinet.net.au> X-Organisation: Land of Sunshine Inc. User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Shane Arnold : > Well it seems I have solved it by disabling APIC and MSI/MSI-X > interrupts. Both NIC's up and playing nicely. > > Now just to figure out why it's not communicating with anything... How can we tell that the nic are playing nicely if they are not communicating with anything (i.e. no change in the rx / tx packets count nor in ethtool statistitcs) ? It is a bit confusing. -- Ueimor