From owner-freebsd-fs@FreeBSD.ORG Sun Sep 12 17:29:45 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 19072106566B; Sun, 12 Sep 2010 17:29:45 +0000 (UTC) (envelope-from prvs=18715e5890=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 598028FC13; Sun, 12 Sep 2010 17:29:43 +0000 (UTC) X-MDAV-Processed: mail1.multiplay.co.uk, Sun, 12 Sep 2010 18:29:40 +0100 X-Spam-Processed: mail1.multiplay.co.uk, Sun, 12 Sep 2010 18:29:40 +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 md50011222990.msg; Sun, 12 Sep 2010 18:29:38 +0100 X-Authenticated-Sender: Killing@multiplay.co.uk X-MDRemoteIP: 188.220.16.49 X-Return-Path: prvs=18715e5890=killing@multiplay.co.uk X-Envelope-From: killing@multiplay.co.uk Message-ID: <03537796FAB54E02959E2D64FC83004F@multiplay.co.uk> 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> Date: Sun, 12 Sep 2010 18:29:35 +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, 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: Sun, 12 Sep 2010 17:29:45 -0000 ----- Original Message ----- From: "Andriy Gapon" > > Well, I do not see enough technical details in this report to see what's going > on. As we know, there is also another issue (not sendfile specific) leading to > ARC shrinking. What details would you like? ================================================ 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.