From owner-freebsd-hackers@FreeBSD.ORG Wed Nov 28 02:26:14 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 B115D2A3; Wed, 28 Nov 2012 02:26:14 +0000 (UTC) (envelope-from mike@sentex.net) Received: from smarthost1.sentex.ca (smarthost1-6.sentex.ca [IPv6:2607:f3e0:0:1::12]) by mx1.freebsd.org (Postfix) with ESMTP id 6E5368FC08; Wed, 28 Nov 2012 02:26:14 +0000 (UTC) Received: from [192.168.43.26] (pyroxene.sentex.ca [199.212.134.18]) by smarthost1.sentex.ca (8.14.5/8.14.5) with ESMTP id qAS2Q9j1090272; Tue, 27 Nov 2012 21:26:09 -0500 (EST) (envelope-from mike@sentex.net) Message-ID: <50B57632.6050004@sentex.net> Date: Tue, 27 Nov 2012 21:25:54 -0500 From: Mike Tancsa Organization: Sentex Communications User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0) Gecko/20120428 Thunderbird/12.0.1 MIME-Version: 1.0 To: Zaphod Beeblebrox Subject: Re: 9.1-RC3 IGB dropping connections. References: In-Reply-To: X-Enigmail-Version: 1.4.2 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.72 on 64.7.153.18 Cc: FreeBSD Hackers , 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 02:26:14 -0000 On 11/27/2012 5:27 PM, Zaphod Beeblebrox wrote: > I've got an Intel server motherboard with 4x igb (and 1x em) on it. > The motherboard in question is the S3420GPRX and the IGB's show up as: > > igb0: port > 0x3020-0x303f mem 0xb1b20000-0xb1b3ffff,0xb1bc4000-0xb1bc7fff irq 19 > at device 0.0 on pci3 > igb0: Using MSIX interrupts with 9 vectors > igb0: Ethernet address: 00:1e:67:3a:d5:40 > igb0: Bound queue 0 to cpu 0 > > ... now... I have this machine (right now) on the local lan with my > windows 7 workstation and putty sees the ssh connection as dropped > often. I say often --- in that it can happen in a minute or two... it > often seems to happen when there is active output going to the window > (like a download counter running), but I also say "often" in that... > it seems slightly random... but it _is_ incessant... as in very > "often." > Are you using pf ? Also, did you confirm it is the igb nic and not something more general ? e.g. if you put in a different nic, does the problem go away ? If you are using pf, lets see the rules. ---Mike -- ------------------- Mike Tancsa, tel +1 519 651 3400 Sentex Communications, mike@sentex.net Providing Internet services since 1994 www.sentex.net Cambridge, Ontario Canada http://www.tancsa.com/