From owner-freebsd-net@FreeBSD.ORG Sat Aug 12 07:50:53 2006 Return-Path: X-Original-To: freebsd-net@freebsd.org Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 40B3016A4DF; Sat, 12 Aug 2006 07:50:53 +0000 (UTC) (envelope-from daniel.ryslink@col.cz) Received: from k2.vol.cz (k2.vol.cz [195.250.128.82]) by mx1.FreeBSD.org (Postfix) with ESMTP id 823D743D46; Sat, 12 Aug 2006 07:50:50 +0000 (GMT) (envelope-from daniel.ryslink@col.cz) Received: from k2.vol.cz (k2.vol.cz [195.250.128.82]) by k2.vol.cz (8.12.11/8.12.9) with ESMTP id k7C7onXA044554; Sat, 12 Aug 2006 09:50:49 +0200 (CEST) (envelope-from daniel.ryslink@col.cz) Date: Sat, 12 Aug 2006 09:50:49 +0200 (CEST) From: Daniel Ryslink X-X-Sender: kamamura@k2.vol.cz To: Jack Vogel In-Reply-To: <2a41acea0608110922h4bed63b1ke09f91b610819805@mail.gmail.com> Message-ID: <20060812094736.Q43868@k2.vol.cz> References: <20060811100536.V80282@k2.vol.cz> <20060811111240.GD96644@FreeBSD.org> <20060811133531.D80282@k2.vol.cz> <20060811125825.GH96644@cell.sick.ru> <2a41acea0608110922h4bed63b1ke09f91b610819805@mail.gmail.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-SpamTest-Info: Profile: Formal (494/060811) X-SpamTest-Info: Profile: Detect Standard (4/030526) X-SpamTest-Info: Profile: SysLog X-SpamTest-Info: Profile: Marking Spam - Subject (2/030321) X-SpamTest-Status: Not detected X-SpamTest-Version: SMTP-Filter Version 2.0.0 [0125], KAS/Release Cc: freebsd-net@freebsd.org Subject: Re: Problems with em interfaces on FreeBSD 6.1 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 12 Aug 2006 07:50:53 -0000 Hello, Yesterday, I deployed the Intel driver version 6.1.4 compiled as a module, but the problem still prevails. Do you have any other suggestions than debug.mpsafenet=0 ? Thank you Regards Daniel Ryslink On Fri, 11 Aug 2006, Jack Vogel wrote: > On 8/11/06, Gleb Smirnoff wrote: >> Daniel, >> >> On Fri, Aug 11, 2006 at 01:42:32PM +0200, Daniel Ryslink wrote: >> D> We have started to use the em driver only recently, after the upgrade to >> D> gigabit connectivity (100 MBit NICs from Intel used the fxp driver). >> D> >> D> As for the frequency of the incidents, here is a grep of the messages: >> D> >> D> ~~~~~~~~~~~~ ~~~~~~~~~~~~~~ >> D> Aug 4 22:35:23 b2 kernel: em0: watchdog timeout -- resetting >> D> Aug 5 00:09:20 b2 kernel: em1: watchdog timeout -- resetting >> D> Aug 5 06:08:59 b2 kernel: em1: watchdog timeout -- resetting >> D> Aug 6 12:38:16 b2 kernel: em1: watchdog timeout -- resetting >> D> Aug 6 20:39:47 b2 kernel: em0: watchdog timeout -- resetting >> D> Aug 7 18:37:29 b2 kernel: em1: watchdog timeout -- resetting >> D> Aug 8 07:27:48 b2 kernel: em0: watchdog timeout -- resetting >> D> Aug 8 09:38:17 b2 kernel: em0: watchdog timeout -- resetting >> D> Aug 8 12:54:54 b2 kernel: em1: watchdog timeout -- resetting >> D> Aug 8 22:41:17 b2 kernel: em1: watchdog timeout -- resetting >> D> Aug 9 05:17:24 b2 kernel: em1: watchdog timeout -- resetting >> D> Aug 9 10:56:10 b2 kernel: em1: watchdog timeout -- resetting >> D> Aug 9 20:10:06 b2 kernel: em1: watchdog timeout -- resetting >> D> Aug 11 08:41:44 b2 kernel: em0: watchdog timeout -- resetting >> D> Aug 11 10:35:43 b2 kernel: em0: watchdog timeout -- resetting >> D> ~~~~~~~~~~~~ ~~~~~~~~~~~~~~ >> D> >> D> The driver used is version 3.2.18 (I wanted to use the Intel 6.1.4 as a >> D> module, but I have found out that I made a mistake and accidentally >> loaded >> D> the old 3.2.18 driver). >> D> >> D> I have dilemma now - which new driver to try? The 6.0.5 submitted to the >> D> current FreeBSD 6.1 branch (modified by you, I believe, on 8th August), >> or >> D> the newest driver from Intel 6.1.4? Do you think one of these drivers >> D> could solve my problems? >> >> I'm not sure whether new driver will solve your problems. You should give >> a try to 6.1-STABLE which has 6.0.5 in it. The difference between 6.1.4 and >> 6.0.5 is quite small, I doubt that 6.1.4 worth a try in your case. > > Gleb is right, the difference between my 6.0.5 and 6.1.4 driver are minor > and don't seem to have anything to do with your problem. > > I am happy Gleb got my code merged with tip of STABLE and would take > that driver code if I were you, it will become 6.2 before long :) > > Watchdogs happen because of transmit cleanup failing, your instances > are pretty widely seperated, it looks like some external network problem > perhaps? > > Jack > Intel LAD >