From owner-freebsd-stable@FreeBSD.ORG Fri Oct 6 06:55:46 2006 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 2F88D16A4A7 for ; Fri, 6 Oct 2006 06:55:46 +0000 (UTC) (envelope-from mime@traveller.cz) Received: from ss.eunet.cz (ss.eunet.cz [193.85.228.13]) by mx1.FreeBSD.org (Postfix) with ESMTP id 96ADB43D46 for ; Fri, 6 Oct 2006 06:55:44 +0000 (GMT) (envelope-from mime@traveller.cz) Received: from localhost.i.cz (ss.eunet.cz [193.85.228.13]) by ss.eunet.cz (8.13.6/8.13.6) with ESMTP id k966th3D006399 (version=TLSv1/SSLv3 cipher=RC4-MD5 bits=128 verify=NO); Fri, 6 Oct 2006 08:55:43 +0200 (CEST) (envelope-from mime@traveller.cz) From: Michal Mertl To: Kris Kennaway In-Reply-To: <1160117675.10606.17.camel@genius.i.cz> References: <45244053.6030706@samsco.org> <20061005200552.GA80162@xor.obsecurity.org> <1160117675.10606.17.camel@genius.i.cz> Content-Type: text/plain Date: Fri, 06 Oct 2006 08:55:39 +0200 Message-Id: <1160117739.10606.19.camel@genius.i.cz> Mime-Version: 1.0 X-Mailer: Evolution 2.6.3 FreeBSD GNOME Team Port Content-Transfer-Encoding: 7bit Cc: freebsd-stable@freebsd.org Subject: Re: em, bge, network problems survey. X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 06 Oct 2006 06:55:46 -0000 Michal Mertl wrote: > Kris Kennaway wrote: > > On Wed, Oct 04, 2006 at 05:14:27PM -0600, Scott Long wrote: > > > All, > > > > > > I'm seeing some patterns here with all of the network driver problem > > > reports, but I need more information to help narrow it down further. > > > I ask all of you who are having problems to take a minute to fill > > > out this survey and return it to Kris Kennaway (on cc:) and myself. > > > Thanks. > > > > > > 1. Are you experiencing network hangs and/or "timeout" messages on the > > > console? If yes, please provide a _brief_ description of the problem. > > > > OK, next question, to all em users: > > > > If your em device is using a shared interrupt, and you are NOT > > experiencing timeout problems when using this device, please let me > > know. I forgot to note I am running fresh current, not stable. > I haven't seen any timeout message in long time but I experience frozen > network (and also the already reported panic when doing ifconfig down/up > then). > > I have also seen strange problem which may be completely unrelated: When > doing 'find . -ls' on SMB mounted drive - find was spitting the contents > of the drive but never finishes. Network seemed dead but when I > interrupted find with Ctrl-C I got the replies to the pings sent when it > was running (e.g. thousands ms) - this looks like something was > preventing RX to work and the packets were just queued somewhere. I > belive I should be able to easily reproduce it. > > genius# vmstat -i > interrupt total rate > irq0: clk 43784465 1000 > irq1: atkbd0 66248 1 > irq5: pcm0 5877 0 > irq8: rtc 5603682 128 > irq9: acpi0 8820 0 > irq11: fwohci0 em* 205749 4 > irq12: psm0 586848 13 > irq14: ata0 340844 7 > irq15: ata1 61 0 > Total 50602594 1155 > > I don't think I remember debug.mpsafenet tunable being mentioned in the > threads about the problems. It prevents all the problems on my system > (UP non-APIC system), including the SMB issue mentioned above. > > Michal