From owner-freebsd-stable@FreeBSD.ORG Tue Jan 13 02:45:15 2009 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 AC23E1065670 for ; Tue, 13 Jan 2009 02:45:15 +0000 (UTC) (envelope-from yanefbsd@gmail.com) Received: from mail-bw0-f20.google.com (mail-bw0-f20.google.com [209.85.218.20]) by mx1.freebsd.org (Postfix) with ESMTP id 0DDB48FC0C for ; Tue, 13 Jan 2009 02:45:14 +0000 (UTC) (envelope-from yanefbsd@gmail.com) Received: by bwz13 with SMTP id 13so7467129bwz.19 for ; Mon, 12 Jan 2009 18:45:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:to :subject:cc:in-reply-to:mime-version:content-type :content-transfer-encoding:content-disposition:references; bh=stu8bM+1jiQWsxk3d84Qk4uIw9DOp1dUdPLvICtACmE=; b=UZOsNhVsxftDBsvj6ueYQBfph0EcEAl9BVHeRafFvzpd8+8EA7r7i2rtBGd6EQXIYj iMrqKav/j6cvcjIAHFbGgi8PAaXutSy3FewJvX+F3LtnvxWUD6tTftmx77CLZX2nzAgf ZwT37e1RNsiy/wfYbqNwHp2uXgqQhKkDli0dU= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references; b=WKpWaMrQN+lD5EaW/UI41+6uk0dtialzj2tZ9a4utNxKtkBsEWsfYnutDVrFQOWi6Y NqcTtZooJhLPc3cB1p8v7AnX794d2EBwYxVwHzlRB4wU458qUieNk8xxa7cGjV+77IZr GQyV0DNz1nyzuNZjiZpMQ0fVZ6DAce7Nc19qY= Received: by 10.181.145.6 with SMTP id x6mr11209241bkn.94.1231814713820; Mon, 12 Jan 2009 18:45:13 -0800 (PST) Received: by 10.181.26.3 with HTTP; Mon, 12 Jan 2009 18:45:13 -0800 (PST) Message-ID: <7d6fde3d0901121845r6caf78c4vfec791e1afaa64c8@mail.gmail.com> Date: Mon, 12 Jan 2009 18:45:13 -0800 From: "Garrett Cooper" To: "Luigi Rizzo" In-Reply-To: <20090112220058.GA61788@onelab2.iet.unipi.it> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20090112181221.GA54984@onelab2.iet.unipi.it> <20090112183408.GE29426@gandalf.sssup.it> <20090112220058.GA61788@onelab2.iet.unipi.it> Cc: stable@freebsd.org, fabio@gandalf.sssup.it Subject: Re: New disk schedulers available for FreeBSD 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: Tue, 13 Jan 2009 02:45:15 -0000 On Mon, Jan 12, 2009 at 2:00 PM, Luigi Rizzo wrote: > Hi, > Fabio Checconi and myself have developed a GEOM-based disk scheduler > for FreeBSD. The scheduler is made of a GEOM kernel module, the > corresponding userland claas library, and other loadable kernel > modules that implement the actual scheduling algorithm. > > At the URL below you can find a tarball with full sources and > also a set of pre-built modules/libraries for RELENG_7, to ease testing. > > http://feanor.sssup.it/~fabio/freebsd/io_sched/fc_sched.tar.gz > > Below you can find the README file that comes with the distribution. > > I would encourage people to try it and submit feedback, because the > initial results are extremely interesting. While I just tried the > code under RELENG_7/i386, it should build and work on all versions > that have GEOM (but read below). Hi Luigi! Is this changeset already available in CURRENT? Thanks, -Garrett