From owner-freebsd-pkg@FreeBSD.ORG Sun Apr 21 21:49:29 2013 Return-Path: Delivered-To: pkg@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id 84957AE7 for ; Sun, 21 Apr 2013 21:49:29 +0000 (UTC) (envelope-from baptiste.daroussin@gmail.com) Received: from mail-we0-x229.google.com (mail-we0-x229.google.com [IPv6:2a00:1450:400c:c03::229]) by mx1.freebsd.org (Postfix) with ESMTP id 1CD231357 for ; Sun, 21 Apr 2013 21:49:28 +0000 (UTC) Received: by mail-we0-f169.google.com with SMTP id p43so2378357wea.14 for ; Sun, 21 Apr 2013 14:49:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-received:sender:date:from:to:subject:message-id:references :mime-version:content-type:content-disposition:in-reply-to :user-agent; bh=yCf0tFc9LFQmC2qAx/8kxHUZA/edvZCC3UmZG1MNJpw=; b=vMTm7siv7nkr6lQvbkbcLsVBOGvPiwThz4kGxatECS864ZlzwLW0V2xmzZwOGSmw7s WUIYM8jhZBLOQsFU+BA2yFAx9ehNcGMdcDL6DcgdOxQUbHhqyNoX+nC3jgzjfyaLEOmf 0C+KLeBS3FPAEE58AmrLgVftvUaKdDA378FVMgBqvc7yTInZjpC7SQczV6Qgn4vYl36G 37j0e3FuZt+XJqeLGE9xRw0aD6lwztKzaBTSH3lvsjVx46L3lpjwSgbFMikkuRutUj1v ePX5Zlmo1TcM5Y9Vna7uWTyvKYB0G5Z/WKWFbOXIPCouGrEQ2rVcnkPwg5o3pZdn1s2h H+bw== X-Received: by 10.194.173.228 with SMTP id bn4mr46179152wjc.20.1366580968254; Sun, 21 Apr 2013 14:49:28 -0700 (PDT) Received: from ithaqua.etoilebsd.net (ithaqua.etoilebsd.net. [37.59.37.188]) by mx.google.com with ESMTPSA id q18sm16520535wiw.8.2013.04.21.14.49.26 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Sun, 21 Apr 2013 14:49:27 -0700 (PDT) Sender: Baptiste Daroussin Date: Sun, 21 Apr 2013 23:49:25 +0200 From: Baptiste Daroussin To: pkg@freebsd.org Subject: Re: DragonFly 3.3 performance improvements Message-ID: <20130421214925.GF38955@ithaqua.etoilebsd.net> References: <20130421214607.GA84673@sekishi.zefyris.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="Bqc0IY4JZZt50bUr" Content-Disposition: inline In-Reply-To: <20130421214607.GA84673@sekishi.zefyris.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-BeenThere: freebsd-pkg@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Binary package management and package tools discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 21 Apr 2013 21:49:29 -0000 --Bqc0IY4JZZt50bUr Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Apr 21, 2013 at 11:46:07PM +0200, Francois Tigeot wrote: > Hi, >=20 > One of the main differences between Dragonfly-3.2 and the future 3.4 > release is the use of DPorts and binary Pkgng packages. > The packages are mass-produced by Poudriere, a tool making so heavy > use of IO and CPU resources and exercising so heavily some operating > system functions it showed major stability and performance issues on > machines which had otherwise been running perfectly fine for months. >=20 > These issues were fixed during the DragonFly 3.3 development cycle; I > have run a few benchmarks to show the resulting performance improvements. >=20 > In the first attached document, Poudriere itself was used to compare > performance between December 2012 and March 2013 DragonFly 3.3 kernels; > besides beeing a wonderful package building tool, it's also a pretty good > for measuring multiprocessing scalability. > DragonFly 3.2 itself couldn't be used due to missing DPorts support. > For all intent and purposes, the late 3.3 kernel improvements will be > present in DragonFly 3.4. >=20 > A good part of the performance improvements shown in the first document > was due to changes made to the tmpfs subsystem; the second file contains > results from a quick sysbench file IO/tmpfs test on DragonFly 3.2 and > the March DragonFly kernel. >=20 I did ask Fran=E7ois to send this mail to pkg@ so in particular for the pou= driere tuning part, because it is imho very useful for FreeBSD either. regards, Bapt --Bqc0IY4JZZt50bUr Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) iEYEARECAAYFAlF0XuUACgkQ8kTtMUmk6EzqSwCfVx5dUb31qcMtnqYbvv3R+YLS zqAAmgNkRtlyT0iAjteb1qy18su79liw =eGAl -----END PGP SIGNATURE----- --Bqc0IY4JZZt50bUr--