From owner-freebsd-stable@FreeBSD.ORG Mon Nov 30 13:49:35 2009 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 5AF02106568B for ; Mon, 30 Nov 2009 13:49:35 +0000 (UTC) (envelope-from freebsd-stable@m.gmane.org) Received: from lo.gmane.org (lo.gmane.org [80.91.229.12]) by mx1.freebsd.org (Postfix) with ESMTP id 132BD8FC16 for ; Mon, 30 Nov 2009 13:49:35 +0000 (UTC) Received: from list by lo.gmane.org with local (Exim 4.50) id 1NF6dB-00021j-9u for freebsd-stable@freebsd.org; Mon, 30 Nov 2009 14:49:33 +0100 Received: from lara.cc.fer.hr ([161.53.72.113]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 30 Nov 2009 14:49:33 +0100 Received: from ivoras by lara.cc.fer.hr with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 30 Nov 2009 14:49:33 +0100 X-Injected-Via-Gmane: http://gmane.org/ To: freebsd-stable@freebsd.org From: Ivan Voras Date: Mon, 30 Nov 2009 14:49:17 +0100 Lines: 19 Message-ID: References: <4B13869D.1080907@zedat.fu-berlin.de> <0D3A9408-84A8-4C74-A318-F580B41FC1A6@exscape.org> <20091130084704.2893cc85.wmoran@potentialtech.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: lara.cc.fer.hr User-Agent: Thunderbird 2.0.0.23 (X11/20090928) In-Reply-To: <20091130084704.2893cc85.wmoran@potentialtech.com> Sender: news Cc: freebsd-questions@freebsd.org Subject: Re: Phoronix Benchmarks: Waht's wrong with FreeBSD 8.0? 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: Mon, 30 Nov 2009 13:49:35 -0000 Bill Moran wrote: > In response to Ivan Voras : > >> Thomas Backman wrote: >>> On Nov 30, 2009, at 9:47 AM, O. Hartmann wrote: >>> >>>> I'm just wondering what's wrong with FreeBSD 8.0/amd64 when I read the Benchmarks on Phoronix.org's website. Especially FreeBSD's threaded I/O shows in contrast to all claims that have been to be improoved the opposite. >>> Corrected link: http://www.phoronix.com/scan.php?page=article&item=freebsd8_benchmarks&num=1 >>> >>> And yeah, quite honestly: disk scheduling in FreeBSD appears to suck... The only reason I'm not switching from Linux. :( > > "All operating systems were left with their default options during the > installation process..." > > It's common knowledge that the default value for vfs.read_max is non- > optimal for most hardware and that significant performance improvements > can be made in most cases by raising it. On the other hand, random IO is negatively influenced by readahead :)