From owner-freebsd-questions@FreeBSD.ORG Thu Mar 3 15:50:48 2011 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 171F7106564A for ; Thu, 3 Mar 2011 15:50:48 +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 80D048FC08 for ; Thu, 3 Mar 2011 15:50:47 +0000 (UTC) Received: from [IPv6:2607:f3e0:0:4:b465:c134:204f:fc84] ([IPv6:2607:f3e0:0:4:b465:c134:204f:fc84]) by smarthost1.sentex.ca (8.14.4/8.14.4) with ESMTP id p23FoNKM041690 (version=TLSv1/SSLv3 cipher=DHE-RSA-CAMELLIA256-SHA bits=256 verify=NO); Thu, 3 Mar 2011 10:50:38 -0500 (EST) (envelope-from mike@sentex.net) Message-ID: <4D6FB8C1.5020605@sentex.net> Date: Thu, 03 Mar 2011 10:50:25 -0500 From: Mike Tancsa Organization: Sentex Communications User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.13) Gecko/20101207 Thunderbird/3.1.7 MIME-Version: 1.0 To: Patrick Lamaiziere References: <20110303152712.286cb86d@mr129041.univ-rennes1.fr> <4D6FA7EE.3070308@sentex.net> In-Reply-To: <4D6FA7EE.3070308@sentex.net> X-Enigmail-Version: 1.1.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.67 on IPv6:2607:f3e0:0:1::12 Cc: freebsd-questions@freebsd.org Subject: Re: Ethernet cards Intel PRO/1000 QP (82571EB) and Intel PRO/1000 QP (82575GB) X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 03 Mar 2011 15:50:48 -0000 On 3/3/2011 9:38 AM, Mike Tancsa wrote: > On 3/3/2011 9:27 AM, Patrick Lamaiziere wrote: >> Hello, >> >> I've got two ethernet cards Intel PRO/1000 QP (82571EB) and Intel >> PRO/1000 QP (82575GB) in one router/firewall. I use OpenBSD 4.8 on >> this box. That works fine, but I see some input "Ierr" on the interfaces >> (using netstat), even when the load is not very high. >> >> $ netstat -I em2 -w2 (bandwith = 150 Mbits) >> em2 in >> packets errs >> 43263 0 >> 43458 17 >> 39056 0 >> 46648 124 >> 44783 630 >> 42571 0 >> 45338 0 >> 40932 33 >> 43713 84 >> 40193 193 >> 40491 0 >> >> I would like to know if under FreeBSD, you see this kind of Ierr? > > what does > sysctl -a dev.em On my RELENG_8 box anywhere from 150-200Mb. Its an i7 920 with HT disabled. I get the odd error when traffic might burst to ~300Mb, or if its a high pps DDoS netstat -I em3 -w2 -b input (em3) output packets errs idrops bytes packets errs bytes colls 56679 0 0 47939889 24152 0 9241389 0 54177 0 0 46428216 21228 0 7658356 0 56423 0 0 47128429 21150 0 7504242 0 56355 0 0 48825932 21268 0 7375570 0 51313 0 0 41167876 21769 0 7745953 0 50287 0 0 40457080 20546 0 7636296 0 53996 0 0 44835477 22446 0 8195803 0 56622 0 0 47612493 22716 0 9101322 0 55103 0 0 43807429 23357 0 9618771 0 51373 0 0 40845281 21921 0 7621992 0 51047 0 0 39974391 21696 0 8036735 0 54348 0 0 43621771 21423 0 8145924 0 57291 0 0 47342937 22954 0 7952060 0 53454 0 0 43216991 21437 0 8131857 0 53968 0 0 43914442 21597 0 8433904 0 55069 0 0 46510336 22778 0 7717062 0 53664 0 0 43481854 24254 0 9693232 0 57467 0 0 45683446 25757 0 9747942 0 54721 0 0 43217577 23125 0 9481772 0 62349 0 0 52526624 23861 0 9862234 0 em3@pci0:3:0:1: class=0x020000 card=0x115e8086 chip=0x105e8086 rev=0x06 hdr=0x00 -- ------------------- 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/