From mboxrd@z Thu Jan 1 00:00:00 1970 From: Massimo Cetra Subject: Re: [Bug #14378] Problems with net/core/skbuff.c Date: Tue, 13 Oct 2009 12:27:38 +0200 Message-ID: <4AD4561A.5050109@navynet.it> References: <20091012.034224.64980795.davem@davemloft.net> <4AD44435.3050703@navynet.it> <20091013.032237.45775304.davem@davemloft.net> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20091013.032237.45775304.davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org> Sender: kernel-testers-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: David Miller Cc: ctrixk-BBpJ+9iBSNKonA0d6jMUrA@public.gmane.org, rjw-KKrjLPT3xs0@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, kernel-testers-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org David Miller ha scritto: > From: Massimo Cetra > Date: Tue, 13 Oct 2009 11:11:17 +0200 > > >> Here, vserver is not involved, and the problem starts at drbd which >> lives in kernel space (the other oops started at ocfs2). >> >> Both ocfs2 and drbd make heavy use of network I/O so i guess the >> problem is something in the network layer. >> >> Anything i can do to help to debugging and solving this issue ? >> > > Is all of your traffic going over virtio_net? > Yes, indeed. I'm compiling the patch and i'll let you know. Thanks, Max From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759411AbZJMK2V (ORCPT ); Tue, 13 Oct 2009 06:28:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759392AbZJMK2U (ORCPT ); Tue, 13 Oct 2009 06:28:20 -0400 Received: from host179-6-static.238-77-b.business.telecomitalia.it ([77.238.6.179]:38384 "EHLO mail.navynet.it" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759368AbZJMK2T (ORCPT ); Tue, 13 Oct 2009 06:28:19 -0400 Message-ID: <4AD4561A.5050109@navynet.it> Date: Tue, 13 Oct 2009 12:27:38 +0200 From: Massimo Cetra User-Agent: Mozilla-Thunderbird 2.0.0.22 (X11/20090707) MIME-Version: 1.0 To: David Miller CC: ctrixk@navynet.it, rjw@sisk.pl, linux-kernel@vger.kernel.org, kernel-testers@vger.kernel.org, netdev@vger.kernel.org Subject: Re: [Bug #14378] Problems with net/core/skbuff.c References: <20091012.034224.64980795.davem@davemloft.net> <4AD44435.3050703@navynet.it> <20091013.032237.45775304.davem@davemloft.net> In-Reply-To: <20091013.032237.45775304.davem@davemloft.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-auth-from: mcetra@navynet.it Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org David Miller ha scritto: > From: Massimo Cetra > Date: Tue, 13 Oct 2009 11:11:17 +0200 > > >> Here, vserver is not involved, and the problem starts at drbd which >> lives in kernel space (the other oops started at ocfs2). >> >> Both ocfs2 and drbd make heavy use of network I/O so i guess the >> problem is something in the network layer. >> >> Anything i can do to help to debugging and solving this issue ? >> > > Is all of your traffic going over virtio_net? > Yes, indeed. I'm compiling the patch and i'll let you know. Thanks, Max