From owner-freebsd-net@FreeBSD.ORG Sun Mar 19 16:52:56 2006 Return-Path: X-Original-To: freebsd-net@freebsd.org Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id BFAD616A400; Sun, 19 Mar 2006 16:52:56 +0000 (UTC) (envelope-from toasty@dragondata.com) Received: from tokyo01.jp.mail.your.org (tokyo01.jp.mail.your.org [204.9.54.5]) by mx1.FreeBSD.org (Postfix) with ESMTP id 648DC43D46; Sun, 19 Mar 2006 16:52:56 +0000 (GMT) (envelope-from toasty@dragondata.com) Received: from mail.your.org (server3-a.your.org [64.202.112.67]) by tokyo01.jp.mail.your.org (Postfix) with ESMTP id F0EE52AD576D; Sun, 19 Mar 2006 16:52:54 +0000 (UTC) Received: from [69.31.99.38] (pool038.dhcp.your.org [69.31.99.38]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (No client certificate requested) by mail.your.org (Postfix) with ESMTP id C0D2EA0A44E; Sun, 19 Mar 2006 16:52:53 +0000 (UTC) In-Reply-To: <000a01c64a81$45eb6850$0201a8c0@oxy> References: <000a01c64a81$45eb6850$0201a8c0@oxy> Mime-Version: 1.0 (Apple Message framework v746.2) X-Priority: 3 Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed Message-Id: <9A8985D2-816C-4AF8-9E4A-116EA6BAEEE7@dragondata.com> Content-Transfer-Encoding: 7bit From: Kevin Day Date: Sun, 19 Mar 2006 10:52:35 -0600 To: "OxY" X-Mailer: Apple Mail (2.746.2) Cc: freebsd-net@freebsd.org, freebsd-performance@freebsd.org Subject: Re: packet drop with intel gigabit / marwell gigabit 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: Sun, 19 Mar 2006 16:52:56 -0000 On Mar 18, 2006, at 5:44 AM, OxY wrote: > hi! > > i had the packet drop problem with the marwell yukon gigabitcard: > (system is an amd 2000+xp, 512mb ram, fbsd 6.0-p5) > > when the apache ran, with no http, just used to share files and the > traffic was > 2-2,5MB/S i had 14-17% packet drop on the gigabit interface.. > with the sysctl i succesfully pulled it down to 12-14%, but it was > terrible, > so i bought an intel pro/1000 gt. > with this i have 3-6% drop with same traffic load on the other > interface.. > when i stop the apache packet drop falls down to 0-0.1%, which is > great. > but with apache it's terrible.. Just on a hunch, can you try putting the card in a different PCI slot? There may be interrupt routing issues.