From owner-freebsd-fs@FreeBSD.ORG Mon Mar 18 17:44:10 2013 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id C2793841 for ; Mon, 18 Mar 2013 17:44:10 +0000 (UTC) (envelope-from davide.damico@contactlab.com) Received: from mail2.shared.smtp.contactlab.it (mail2.shared.smtp.contactlab.it [93.94.37.7]) by mx1.freebsd.org (Postfix) with ESMTP id 1D193D0B for ; Mon, 18 Mar 2013 17:44:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; d=contactlab.it; s=clab1; c=relaxed/relaxed; q=dns/txt; i=@contactlab.it; t=1363628649; h=From:Subject:Date:To:MIME-Version:Content-Type; bh=MI9T3+J2COwwM19HFb3ZWCFdH3SfAOWxm3eEQq1pBA0=; b=RWEL125z+LFK+jdIfLnQbgPu/mE8by6FMTl60KBAqc4x/reIh3ZKiOromFOggyUi 1WIQsvt6ekcks+hd4krBWCc+e1RVKqHANXkTN8IN6DRorzCNQuHXX2c25pQaKdAy 9C5ivRQlCZuypqLMmnlII+rQz4iPWF8q4e5rX5k2kE0=; Received: from [213.92.90.12] ([213.92.90.12:32069] helo=mail3.tomato.it) by t.contactlab.it (envelope-from ) (ecelerity 3.5.1.37854 r(Momo-dev:3.5.1.0)) with ESMTP id 72/F7-24145-96257415; Mon, 18 Mar 2013 18:44:09 +0100 Received: from mx3-master.housing.tomato.lan ([172.16.7.55]) by mail3.tomato.it with smtp (Exim 4.80.1 (FreeBSD)) (envelope-from ) id 1UHe6S-0005X6-Ty for freebsd-fs@freebsd.org; Mon, 18 Mar 2013 18:44:09 +0100 Received: (qmail 21268 invoked by uid 89); 18 Mar 2013 17:44:08 -0000 Received: from localhost (HELO davepro.local) (127.0.0.1) by mx3-master.housing.tomato.lan with SMTP; 18 Mar 2013 17:44:08 -0000 Message-ID: <51475267.1050204@contactlab.com> Date: Mon, 18 Mar 2013 18:44:07 +0100 From: Davide D'Amico User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:17.0) Gecko/20130307 Thunderbird/17.0.4 MIME-Version: 1.0 To: Steven Hartland Subject: Re: FreBSD 9.1 and ZFS v28 performances References: <514729BD.2000608@contactlab.com> <810E5C08C2D149DBAC94E30678234995@multiplay.co.uk> <51473D1D.3050306@contactlab.com> <1DD6360145924BE0ABF2D0979287F5F4@multiplay.co.uk> <51474F2F.5040003@contactlab.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-fs@freebsd.org X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 18 Mar 2013 17:44:10 -0000 Il 18/03/13 18:42, Steven Hartland ha scritto: > ----- Original Message ----- From: "Davide D'Amico" > > >>> So RAID10 on just 6 disks in effect just 3 active spindles? If so >>> then your >>> throughput of 400MB/s is about right. >> Well, my RAID10 is on 4 disk (2 spindle) so do I have 400MB/s (3GBps) >> because the max throughput is 6Gbps? > > You'll be limited by the actual disks. For your disks this is stated > as 122 to 204MB/s sustained. So if your getting 400MB/s your doing well :) > Thanks, now it's clear. d.