From owner-freebsd-questions@FreeBSD.ORG Wed Nov 23 08:28:09 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 094401065670 for ; Wed, 23 Nov 2011 08:28:09 +0000 (UTC) (envelope-from kjkoster@gmail.com) Received: from mail-ww0-f50.google.com (mail-ww0-f50.google.com [74.125.82.50]) by mx1.freebsd.org (Postfix) with ESMTP id 9068E8FC12 for ; Wed, 23 Nov 2011 08:28:08 +0000 (UTC) Received: by wwg14 with SMTP id 14so1884542wwg.31 for ; Wed, 23 Nov 2011 00:28:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=subject:mime-version:content-type:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to:x-mailer; bh=ySYZfAKcT2JZjzClYCltVZax5Bpemg8PF77CoqSBy88=; b=Pe45upktF5qwIeL4ZNddJafGlLrUIUPH7Y6NnC/tUxnddZ8Ts+4GMSM70WGnJOsu6I FPwX1knoV6IGqlMb0NvvgmO6GuwDd/DIJDZuN7hfonjLPHKeCFJLsYHCc/rDQR/xj4oh 4MUtkREB00L+Zge2i+1ljk86RpkVFL8xbPY6A= Received: by 10.216.14.132 with SMTP id d4mr3600910wed.37.1322036887365; Wed, 23 Nov 2011 00:28:07 -0800 (PST) Received: from macbookpro.fritz.box (kjkoster.org. [83.163.197.206]) by mx.google.com with ESMTPS id em10sm7866469wib.21.2011.11.23.00.28.06 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 23 Nov 2011 00:28:06 -0800 (PST) Mime-Version: 1.0 (Apple Message framework v1251.1) Content-Type: text/plain; charset=iso-8859-1 From: Kees Jan Koster In-Reply-To: <4ECC2CD0.8040902@sentex.net> Date: Wed, 23 Nov 2011 09:28:04 +0100 Content-Transfer-Encoding: quoted-printable Message-Id: References: <4ECC2CD0.8040902@sentex.net> To: Mike Tancsa X-Mailer: Apple Mail (2.1251.1) Cc: freebsd-questions@freebsd.org Subject: Re: Diagnosing packet loss 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: Wed, 23 Nov 2011 08:28:09 -0000 Dear Mike, >> I am stuck with a machine that shows serious packet loss (about 1% of = all traffic is dropped). I tried the obvious (new network cable, = different switch port, different ethernet interface on the machine), but = the problems remain. >=20 > What is the output of > sysctl -a dev.bge See below. > Can you show the stats and config of the switch port its plugged into = as > well ? It is not configurable. No serial port, so I guess this is really a = glorified hub. [kjkoster@saffron ~]$ uptime 8:27AM up 1 day, 1:18, 1 user, load averages: 0.50, 0.45, 0.43 [kjkoster@saffron ~]$ sysctl -a dev.bge.0 dev.bge.0.%desc: Broadcom Gigabit Ethernet Controller, ASIC rev. = 0x002003 dev.bge.0.%driver: bge dev.bge.0.%location: slot=3D9 function=3D0 handle=3D\_SB_.PCI0.GOLA.GLAN dev.bge.0.%pnpinfo: vendor=3D0x14e4 device=3D0x1648 subvendor=3D0x14e4 = subdevice=3D0x1644 class=3D0x020000 dev.bge.0.%parent: pci2 dev.bge.0.forced_collapse: 0 dev.bge.0.forced_udpcsum: 0 dev.bge.0.stats.FramesDroppedDueToFilters: 0 dev.bge.0.stats.DmaWriteQueueFull: 0 dev.bge.0.stats.DmaWriteHighPriQueueFull: 0 dev.bge.0.stats.NoMoreRxBDs: 0 dev.bge.0.stats.InputDiscards: 0 dev.bge.0.stats.InputErrors: 0 dev.bge.0.stats.RecvThresholdHit: 3680296 dev.bge.0.stats.DmaReadQueueFull: 3810 dev.bge.0.stats.DmaReadHighPriQueueFull: 0 dev.bge.0.stats.SendDataCompQueueFull: 0 dev.bge.0.stats.RingSetSendProdIndex: 707120 dev.bge.0.stats.RingStatusUpdate: 4275217 dev.bge.0.stats.Interrupts: 4275218 dev.bge.0.stats.AvoidedInterrupts: 0 dev.bge.0.stats.SendThresholdHit: 0 dev.bge.0.stats.rx.ifHCInOctets: 772506284 dev.bge.0.stats.rx.Fragments: 0 dev.bge.0.stats.rx.UnicastPkts: 776204 dev.bge.0.stats.rx.MulticastPkts: 728 dev.bge.0.stats.rx.FCSErrors: 0 dev.bge.0.stats.rx.AlignmentErrors: 0 dev.bge.0.stats.rx.xonPauseFramesReceived: 1 dev.bge.0.stats.rx.xoffPauseFramesReceived: 1 dev.bge.0.stats.rx.ControlFramesReceived: 0 dev.bge.0.stats.rx.xoffStateEntered: 1 dev.bge.0.stats.rx.FramesTooLong: 0 dev.bge.0.stats.rx.Jabbers: 0 dev.bge.0.stats.rx.UndersizePkts: 0 dev.bge.0.stats.rx.inRangeLengthError: 0 dev.bge.0.stats.rx.outRangeLengthError: 0 dev.bge.0.stats.tx.ifHCOutOctets: 212962495 dev.bge.0.stats.tx.Collisions: 0 dev.bge.0.stats.tx.XonSent: 0 dev.bge.0.stats.tx.XoffSent: 0 dev.bge.0.stats.tx.flowControlDone: 0 dev.bge.0.stats.tx.InternalMacTransmitErrors: 0 dev.bge.0.stats.tx.SingleCollisionFrames: 0 dev.bge.0.stats.tx.MultipleCollisionFrames: 0 dev.bge.0.stats.tx.DeferredTransmissions: 0 dev.bge.0.stats.tx.ExcessiveCollisions: 0 dev.bge.0.stats.tx.LateCollisions: 0 dev.bge.0.stats.tx.UnicastPkts: 701087 dev.bge.0.stats.tx.MulticastPkts: 0 dev.bge.0.stats.tx.BroadcastPkts: 5422 dev.bge.0.stats.tx.CarrierSenseErrors: 0 dev.bge.0.stats.tx.Discards: 0 dev.bge.0.stats.tx.Errors: 0 dev.bge.0.wake: 0 -- Kees Jan http://java-monitor.com/ kjkoster@kjkoster.org +31651838192 The secret of success lies in the stability of the goal. -- Benjamin = Disraeli