From owner-freebsd-net@FreeBSD.ORG Tue Feb 2 04:48:22 2010 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 162061065670 for ; Tue, 2 Feb 2010 04:48:22 +0000 (UTC) (envelope-from swun2010@gmail.com) Received: from mail-px0-f183.google.com (mail-px0-f183.google.com [209.85.216.183]) by mx1.freebsd.org (Postfix) with ESMTP id E0F768FC08 for ; Tue, 2 Feb 2010 04:48:21 +0000 (UTC) Received: by pxi13 with SMTP id 13so3628429pxi.3 for ; Mon, 01 Feb 2010 20:48:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:cc:content-type; bh=N2J2mV161yNdJuqFMXYF0T5C5dwsvTCz0lvBm4NjJ0w=; b=T+mlR1sH+mrPoeFsx6pK0JUEME3u/QkzkNdKC/jn8PqfB8PbxRC7MsQIZ28cJdYF9e ZLvS2N94ZObK7M8U2/C7Ar4PV/TK61H5MX8C4q8AeEparYsac5BqAe1X+KlcCUb04sGc tfs65ddZ8ye4hpph+EKjhzQ3OtDrq/va1bXe8= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=sQzwiQkSlCAzLb/529Iz8S/YnTwUHD05X1egZqssVs7RgRrN4yU/LH+p/nbeV2/yAD JRltvBT/kB5n+0ZpFI2hMJeLzkVA16P1rmq1/dW0bFtAXHYqkrzfzewMkgseN/oyPpW9 IljarTp+AADikEGqm+QC4I0E2NBcuuP//MF6k= MIME-Version: 1.0 Received: by 10.141.89.2 with SMTP id r2mr3767940rvl.277.1265086101447; Mon, 01 Feb 2010 20:48:21 -0800 (PST) In-Reply-To: References: Date: Tue, 2 Feb 2010 15:48:21 +1100 Message-ID: <736c47cb1002012048o243ff878jbc18310c0925b11@mail.gmail.com> From: Sam Wun To: "Li, Qing" Content-Type: text/plain; charset=ISO-8859-1 Cc: freebsd-net@freebsd.org, Kenneth Hilmersson Subject: Re: Strange network issue in freebsd 8 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: Tue, 02 Feb 2010 04:48:22 -0000 great work. Thanks On Tue, Feb 2, 2010 at 3:46 PM, Li, Qing wrote: > Just an update on this issue and to letting you know your > report is not ignored. > > I have been working with Sherin George offline and we have > Been pulling information off Sherin's server box. > > The box becomes unresponsive after about 4 days. The routing > table is fine is properly accessed. The ARP table is properly accessed. > Through packet capture, the packets seem to flow into the driver but > appear > to be stuck somewhere after the driver handoff. The device stats do not > show > any link related errors. The device is "em". > > Initially I was suspecting the flow-table module, but after disabling > the flow-table lookup and various experiments, the problem points to L2 > (after ether_output). > > According to Sherin, the box will regain network connectivity after > some time. > > At this point I am thinking about creating a special debug build and > run it in Sherin's environment. > > -- Qing > > > >> -----Original Message----- >> From: owner-freebsd-net@freebsd.org [mailto:owner-freebsd- >> net@freebsd.org] On Behalf Of Kenneth Hilmersson >> Sent: Friday, January 29, 2010 1:46 PM >> To: freebsd-net@freebsd.org >> Subject: Strange network issue in freebsd 8 >> >> > The servers loses network connection once in a few days. I logged >> into >> > console and verified that network is up. I even restarted network >> service >> > using following command. >> > >> > /etc/rc.d/netif restart >> > >> > Still, it didn't fix. >> > >> > I checked /var/log/messages, but I am not getting any clue. >> >> >> I see exactly the same thing. My network dies after a couple of days > in >> the same manner. >> >> My friend have problems with different network cards in 8.0: >> em, msk, age locks up and with sis the network performance drops to >> 0.1kbps after awhile. >> >> >> BR >> Kenneth >> _______________________________________________ >> freebsd-net@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-net >> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >