From owner-freebsd-fs@FreeBSD.ORG Wed Sep 15 13:43:37 2010 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 80F431065673; Wed, 15 Sep 2010 13:43:37 +0000 (UTC) (envelope-from prvs=1874f602db=killing@multiplay.co.uk) Received: from mail1.multiplay.co.uk (mail1.multiplay.co.uk [85.236.96.23]) by mx1.freebsd.org (Postfix) with ESMTP id BDED58FC21; Wed, 15 Sep 2010 13:43:36 +0000 (UTC) X-MDAV-Processed: mail1.multiplay.co.uk, Wed, 15 Sep 2010 14:43:32 +0100 X-Spam-Processed: mail1.multiplay.co.uk, Wed, 15 Sep 2010 14:43:32 +0100 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on mail1.multiplay.co.uk X-Spam-Level: X-Spam-Status: No, score=-5.0 required=6.0 tests=USER_IN_WHITELIST shortcircuit=ham autolearn=disabled version=3.2.5 Received: from r2d2 by mail1.multiplay.co.uk (MDaemon PRO v10.0.4) with ESMTP id md50011248856.msg; Wed, 15 Sep 2010 14:43:31 +0100 X-Authenticated-Sender: Killing@multiplay.co.uk X-MDRemoteIP: 188.220.16.49 X-Return-Path: prvs=1874f602db=killing@multiplay.co.uk X-Envelope-From: killing@multiplay.co.uk Message-ID: From: "Steven Hartland" To: "Andriy Gapon" References: <5DB6E7C798E44D33A05673F4B773405E@multiplay.co.uk><4C85E91E.1010602@icyb.net.ua><4C873914.40404@freebsd.org><20100908084855.GF2465@deviant.kiev.zoral.com.ua><4C874F00.3050605@freebsd.org><4C8D087B.5040404@freebsd.org><03537796FAB54E02959E2D64FC83004F@multiplay.co.uk><4C8D280F.3040803@freebsd.org><3FBF66BF11AA4CBBA6124CA435A4A31B@multiplay.co.uk><4C8E4212.30000@freebsd.org> <4C90A92F.2090303@freebsd.org> <412E0DD28FEF4E25AB786C2B204D4BB5@multiplay.co.uk> <4C90B533.9030909@freebsd.org> Date: Wed, 15 Sep 2010 14:43:26 +0100 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="utf-8"; reply-type=original Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5931 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5931 Cc: freebsd-fs@freebsd.org, jhell , Pawel Jakub Dawidek Subject: Re: zfs very poor performance compared to ufs due to lack of cache? X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 15 Sep 2010 13:43:37 -0000 ----- Original Message ----- From: "Andriy Gapon" To: "Steven Hartland" Cc: ; "Pawel Jakub Dawidek" ; "jhell" Sent: Wednesday, September 15, 2010 12:59 PM Subject: Re: zfs very poor performance compared to ufs due to lack of cache? > on 15/09/2010 14:56 Steven Hartland said the following: >> Source data is in the files: sendfile-on-arcstats-idle.txt and >> sendfile-off-arcstats-idle.txt > > Miscommunication :( > I thought 'source data' was data on your source code, not source data for the > graphs. Sorry about that. Hehe no problem would you like me to tar up our current zfs source? Regards Steve ================================================ This e.mail is private and confidential between Multiplay (UK) Ltd. and the person or entity to whom it is addressed. In the event of misdirection, the recipient is prohibited from using, copying, printing or otherwise disseminating it or any information contained in it. In the event of misdirection, illegible or incomplete transmission please telephone +44 845 868 1337 or return the E.mail to postmaster@multiplay.co.uk.