From owner-freebsd-net@FreeBSD.ORG Fri Dec 23 20:21:36 2011 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 75FF31065670 for ; Fri, 23 Dec 2011 20:21:36 +0000 (UTC) (envelope-from sodynet1@gmail.com) Received: from mail-iy0-f182.google.com (mail-iy0-f182.google.com [209.85.210.182]) by mx1.freebsd.org (Postfix) with ESMTP id 456A08FC17 for ; Fri, 23 Dec 2011 20:21:36 +0000 (UTC) Received: by iadj38 with SMTP id j38so17827451iad.13 for ; Fri, 23 Dec 2011 12:21:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; bh=CPZiI+1K4nOw8W2Zmt5Y9Im9v99zLgPBfTVeGqrxVGQ=; b=RwG53D4WfglhKXgRtAxIA9yn9IwT52G+iBNEu4UFJLk0oRywemOppOg26hKYtv7441 dFAdvZyoFJfsq3J6fJimgtaOts1nOWoaBdZ5FDKysLq8ujCndNQ/xEsjOVtzLWuQXZw5 WoK32QiKEjHIlaTZJrV6Cu6ANOOnm/cqwVnI4= MIME-Version: 1.0 Received: by 10.50.51.168 with SMTP id l8mr15224259igo.5.1324671695784; Fri, 23 Dec 2011 12:21:35 -0800 (PST) Received: by 10.231.41.206 with HTTP; Fri, 23 Dec 2011 12:21:35 -0800 (PST) Date: Fri, 23 Dec 2011 22:21:35 +0200 Message-ID: From: Sami Halabi To: freebsd-net@freebsd.org Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Subject: msi-x, net.isr, polling 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: Fri, 23 Dec 2011 20:21:36 -0000 Hi everyone, I see reference to options: net.isr, msi-x, polling specially in ter,s of tuning and performance namely for packet processing/drops. I've searced (google, wiki and so on...) and I'm confused about these options and concerned about them since I'm working on routing and performance issues based on FreeBSD. can someone give light and detailed explanation about theseoptions,when should/shouldn't be used? Thanks in advance, Merry Christmas, -- Sami Halabi Information Systems Engineer NMS Projects Expert