From owner-freebsd-hackers@FreeBSD.ORG Wed Nov 28 01:18:43 2012 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 0DDDDDFB; Wed, 28 Nov 2012 01:18:43 +0000 (UTC) (envelope-from jfvogel@gmail.com) Received: from mail-vc0-f182.google.com (mail-vc0-f182.google.com [209.85.220.182]) by mx1.freebsd.org (Postfix) with ESMTP id 6B83F8FC16; Wed, 28 Nov 2012 01:18:42 +0000 (UTC) Received: by mail-vc0-f182.google.com with SMTP id fo13so17722779vcb.13 for ; Tue, 27 Nov 2012 17:18:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=G7uEvtoyRtwp/N4FeZkS59lK1Bj+ms2J+BE9pK0JmmI=; b=mfqyr/XnK04dNgV0PHd6t7uK9GXaeVoDZfaArqGHR3Bn0wp7VUq1MFLlVTe1h2lXD3 eXUNsN1CYbK7XPSmJju0Pkw0H+LTUwRhrl44pbtm/Kfpn3d2xY/f2izoaqx/IEjgbb/v o4a/lPLXjUJogHIWsgk3M07M1lFTZ4DnNHFDSFKHarCmkRkqBIg9pqBIeUv3oR8Pn3SK gW5aTtDghPLb4hCqZaelafVcdG65wM+JMxOUT+8WKY1GD7slr90cNAFJmF3hFsgy+5Xp D7KZTuu+28BhWlMxDEn8rA15TH0m70rnHIPm2InzFa/TWW9Kzj1VvJPQSVcAbVnd6qzl djxA== MIME-Version: 1.0 Received: by 10.52.32.229 with SMTP id m5mr23930818vdi.5.1354065521599; Tue, 27 Nov 2012 17:18:41 -0800 (PST) Received: by 10.59.3.165 with HTTP; Tue, 27 Nov 2012 17:18:41 -0800 (PST) In-Reply-To: References: <50B54AE7.3040901@freebsd.org> Date: Tue, 27 Nov 2012 17:18:41 -0800 Message-ID: Subject: Re: 9.1-RC3 IGB dropping connections. From: Jack Vogel To: Zaphod Beeblebrox X-Mailman-Approved-At: Wed, 28 Nov 2012 02:38:47 +0000 Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.14 Cc: FreeBSD Hackers , Andre Oppermann , FreeBSD Stable , FreeBSD Net X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 28 Nov 2012 01:18:43 -0000 On Tue, Nov 27, 2012 at 4:04 PM, Zaphod Beeblebrox wrote: > To Jack Vogel's comment, this problem only seems to occur on systems > that are exceedingly lightly loaded (in this case, not yet in > production and I'm the only one using it). > > On Tue, Nov 27, 2012 at 6:21 PM, Andre Oppermann > wrote: > > > r243570 in CURRENT should likely fix this issue. It's only 27 hours old > > and hasn't been MFC'd yet. > > I'm not sure this addresses what I'm seeing. It's a pause the the > traffic in the shell that is "fixed" by causing some traffic on the > return channel (watching for the pause --- and then hitting enter a > few times seems to fix it). I'd expect that TCP retransmission should > take care of this regularly ... but in this case, it doesn't... for > whatever reason ... > > You say it drops the connection but show no specifics, may I see the system message file from boot til it happens. Also how about a pciconf -lv while you're at it. Jack