From owner-freebsd-net@FreeBSD.ORG Thu Jul 3 00:38:32 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 B8A6A47C for ; Thu, 3 Jul 2014 00:38:32 +0000 (UTC) Received: from quine.pinyon.org (quine.pinyon.org [65.101.5.249]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 8F4F42598 for ; Thu, 3 Jul 2014 00:38:32 +0000 (UTC) Received: by quine.pinyon.org (Postfix, from userid 122) id 61DA11602CD; Wed, 2 Jul 2014 17:38:31 -0700 (MST) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on quine.pinyon.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=5.0 tests=ALL_TRUSTED,BAYES_00 autolearn=ham autolearn_force=no version=3.4.0 Received: from feyerabend.n1.pinyon.org (feyerabend.n1.pinyon.org [10.0.10.6]) (using TLSv1 with cipher ECDHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by quine.pinyon.org (Postfix) with ESMTPSA id 2C9BC1601EA for ; Wed, 2 Jul 2014 17:38:29 -0700 (MST) Message-ID: <53B4A605.8000604@pinyon.org> Date: Wed, 02 Jul 2014 17:38:29 -0700 From: "Russell L. Carter" User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 MIME-Version: 1.0 To: freebsd-net@freebsd.org Subject: Re: NFS client READ performance on -current References: <53B49AE0.4030902@pinyon.org> <371130768.6608219.1404345846086.JavaMail.root@uoguelph.ca> In-Reply-To: X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 03 Jul 2014 00:38:32 -0000 On 07/02/14 17:17, Michael Sierchio wrote: > sysctl net.inet.tcp.tso=0 Woot! 2.7MB/s -> 76MB/s Is this a FAQ somewhere? I spent a long time looking today and didn't find it (I do recall seeing a mention of TSO but not seeing how to do it or that it fixed the problem) On the second suggestion: root@feyerabend> sysctl -a | grep dev.em | grep enable_ root@feyerabend> No problem, though. 76MB/s is A-OK. Thanks! I'm very happy now. Russell