From owner-freebsd-questions@FreeBSD.ORG Sun Aug 8 19:58:44 2010 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 0DC841065678 for ; Sun, 8 Aug 2010 19:58:44 +0000 (UTC) (envelope-from mihai.dontu@gmail.com) Received: from mail.bitdefender.com (mail.bitdefender.com [91.199.104.2]) by mx1.freebsd.org (Postfix) with ESMTP id 41F108FC12 for ; Sun, 8 Aug 2010 19:58:42 +0000 (UTC) Received: (qmail 21923 invoked from network); 8 Aug 2010 22:32:02 +0300 Received: from 188-26-184-26.rdsnet.ro (HELO mdontu-dell.localnet) (mdontu@bitdefender.com@188.26.184.26) by mail.bitdefender.com with SMTP; 8 Aug 2010 22:32:02 +0300 From: Mihai =?utf-8?q?Don=C8=9Bu?= Organization: Home To: freebsd-questions@freebsd.org Date: Sun, 8 Aug 2010 22:32:00 +0300 References: <4C5EB94F.509@gmail.com> <20100808182211.000029f0@unknown> <4C5EEF9C.30804@antonioshome.net> In-Reply-To: <4C5EEF9C.30804@antonioshome.net> MIME-Version: 1.0 Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <201008082232.01281.mihai.dontu@gmail.com> X-BitDefender-Spam: No (686) X-BitDefender-SpamStamp: v1, build 2.8.85.101864, SQMD Hits: none, rbl score: 0(0), bayes score: 500(0), pbayes score: 500(0), neunet score: 686(686), flags: [NN_EXEC_H_YAHOO_AND_GMAIL_NO_DOMAIN_KEY], SQMD: 209fab47e2c360a66d753d9743ca18c3.fuzzy.fzrbl.org, total: 686(775) X-BitDefender-Scanner: Clean, Agent: BitDefender qmail 3.1.0 on elfie.dsd.hq, sigver: 7.33256 Subject: Re: File System Performance on FreeBSD X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 08 Aug 2010 19:58:44 -0000 On Sunday 08 August 2010 20:55:40 Antonio Vieiro wrote: > I don't mind if a filesystem is very fast: I want it to be reliable > first. I wonder if that Phoronix test suite checks for reliability first > or not. https://ext4.wiki.kernel.org/index.php/Ext4_Howto#Barriers_on_by_default Since it has been declared stable, the performance of ext4 has dropped due to various reliability fixes, culminating with the making of write barriers a default. More info here: http://lwn.net/Articles/283161/ -- Mihai Donțu