From owner-freebsd-stable@FreeBSD.ORG Wed Sep 21 06:11:28 2011 Return-Path: Delivered-To: stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 93E69106564A; Wed, 21 Sep 2011 06:11:28 +0000 (UTC) (envelope-from jhellenthal@gmail.com) Received: from mail-yx0-f182.google.com (mail-yx0-f182.google.com [209.85.213.182]) by mx1.freebsd.org (Postfix) with ESMTP id 38E518FC19; Wed, 21 Sep 2011 06:11:27 +0000 (UTC) Received: by yxk36 with SMTP id 36so1144380yxk.13 for ; Tue, 20 Sep 2011 23:11:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to; bh=kWLrcGCtJagEuKLE/iarLbINrg/zD7ExmnXbFnO/gmc=; b=gGnY9Xzsfti/j+deN2smT5lm/9um7S6ypssQHk5PIUbm6HuAwcOHNdtBfkPorD6+H+ EzkTFmFxu7Z44EREsoF3Z80lfjUKO/uGsguKktlJ0EQ+90H7CRpK9yOS6pUsDSZnATGS 7e9DVBRazhYtycWNANoBfXzUZY7WxnfrhVRqw= Received: by 10.100.54.24 with SMTP id c24mr248079ana.78.1316585487377; Tue, 20 Sep 2011 23:11:27 -0700 (PDT) Received: from DataIX.net (adsl-99-190-81-85.dsl.klmzmi.sbcglobal.net. [99.190.81.85]) by mx.google.com with ESMTPS id p14sm18300958anh.25.2011.09.20.23.11.25 (version=TLSv1/SSLv3 cipher=OTHER); Tue, 20 Sep 2011 23:11:26 -0700 (PDT) Sender: Jason Hellenthal Received: from DataIX.net (localhost [127.0.0.1]) by DataIX.net (8.14.5/8.14.5) with ESMTP id p8L6BLcm099313 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 21 Sep 2011 02:11:22 -0400 (EDT) (envelope-from jhell@DataIX.net) Received: (from jhell@localhost) by DataIX.net (8.14.5/8.14.5/Submit) id p8L6BK93099312; Wed, 21 Sep 2011 02:11:20 -0400 (EDT) (envelope-from jhell@DataIX.net) Date: Wed, 21 Sep 2011 02:11:20 -0400 From: Jason Hellenthal To: Lawrence Stewart Message-ID: <20110921061120.GA99286@DataIX.net> References: <20110920042748.GA2746@DataIX.net> <4E794E60.6000600@freebsd.org> <20110921033211.GA59313@DataIX.net> <4E796341.404@freebsd.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4E796341.404@freebsd.org> Cc: stable@freebsd.org Subject: Re: h_ertt cc_vegas loader.conf interaction on stable/8 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 21 Sep 2011 06:11:28 -0000 On Wed, Sep 21, 2011 at 02:08:33PM +1000, Lawrence Stewart wrote: > On 09/21/11 13:32, Jason Hellenthal wrote: > > > > Hi Larence, > > > > On Wed, Sep 21, 2011 at 12:39:28PM +1000, Lawrence Stewart wrote: > >> Hi Jason, > >> > >> On 09/20/11 14:27, Jason Hellenthal wrote: > >>> > >>> On stable/8 as of the date of this message when attempting the following > >>> configuration the sysctl MIB net.inet.tcp.cc.algorithm is not available > >>> for /etc/sysctl.conf to tune for whatever reason. > >>> > >>> /boot/loader.conf: > >>> h_ertt_load="YES" > >>> cc_vegas_load="YES" > >>> > >>> /etc/sysctl.conf: > >>> net.inet.tcp.cc.algorithm=vegas > >>> > >>> > >>> After boot the system still has the congestion algo set to 'newreno' > >> > >> Does "sysctl net.inet.tcp.cc.available" after boot show only 'newreno' > >> in the list? Or is 'vegas' listed as well after 'newreno', even though > >> 'newreno' is listed by "sysctl net.inet.tcp.cc.algorithm"? > > > > Only 'newreno' > > Ok, definitely a bug then. Should be simple to reproduce, so I'll track > it down and send through a patch for testing when I've got something. > Alright, Ill await the patch for testing.