From owner-freebsd-net@FreeBSD.ORG Mon Mar 3 21:30:25 2014 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 315BFB8A; Mon, 3 Mar 2014 21:30:25 +0000 (UTC) Received: from mail-ve0-x22a.google.com (mail-ve0-x22a.google.com [IPv6:2607:f8b0:400c:c01::22a]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id D01AC2D8; Mon, 3 Mar 2014 21:30:24 +0000 (UTC) Received: by mail-ve0-f170.google.com with SMTP id pa12so4246304veb.15 for ; Mon, 03 Mar 2014 13:30:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc:content-type; bh=d1JpshKn+2/nVSeWNsMxW4IRotf6XO4I16IftypQjL4=; b=mRG3dMYYv/DFjHjLwK7BBytULYcui2Ugt4cPYH0VeOlegvWCSWlBRnfUhdAjReSjTS L7slnSsCDta4G92AnrXGh9JKybHE1fJSGl9spVCyA05ANPfqLT7B5+6sMJO5Q3RC/Kp2 VJA86Wm5PdVj0T6x2QgifgLtNxuf56dnJ5+5McuDdyywVKzwxeQ0283ZZRcLzgoqO7Wi hrnyccW9DORx9bAsr+QEMjTtIA3E6gNjO6IDKgUWYls5gJqMg8/R1/ymtCVMogch1h78 pj69zxgQcPDIb31rxoKdZl8MqnRuWKEjshCaFeGxyl7GAHCOo1V0NBbPHxMMvVMXxSSE lKmA== X-Received: by 10.58.37.67 with SMTP id w3mr18756606vej.22.1393882224066; Mon, 03 Mar 2014 13:30:24 -0800 (PST) MIME-Version: 1.0 Sender: cochard@gmail.com Received: by 10.58.188.35 with HTTP; Mon, 3 Mar 2014 13:30:03 -0800 (PST) In-Reply-To: References: From: =?ISO-8859-1?Q?Olivier_Cochard=2DLabb=E9?= Date: Mon, 3 Mar 2014 22:30:03 +0100 X-Google-Sender-Auth: gIU4ZUjLPiEuIWuMCMB-LK4AXUw Message-ID: Subject: Re: Strange network performance on Intel Rangeley (8 cores Atom) To: Jack Vogel Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.17 Cc: "freebsd-net@freebsd.org" , "freebsd-performance@freebsd.org" X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 03 Mar 2014 21:30:25 -0000 On Mon, Mar 3, 2014 at 10:12 PM, Jack Vogel wrote: > What OS version are you running? > Hi Jack, More information about the version used: FreeBSD 10.0-STABLE #0 r262601M And about the igb(4) parameters common to all my tests: hw.igb.rxd="2048" hw.igb.txd="2048" hw.igb.rx_process_limit="-1" hw.igb.max_interrupt_rate="16000" Regards, Olivier