From owner-freebsd-current@FreeBSD.ORG Mon Sep 10 14:40:06 2012 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 67BB3106566B for ; Mon, 10 Sep 2012 14:40:06 +0000 (UTC) (envelope-from prvs=16008d18ab=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 EAE7A8FC12 for ; Mon, 10 Sep 2012 14:40:05 +0000 (UTC) X-Spam-Processed: mail1.multiplay.co.uk, Mon, 10 Sep 2012 15:39:48 +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 ([188.220.16.49]) by mail1.multiplay.co.uk (mail1.multiplay.co.uk [85.236.96.23]) (MDaemon PRO v10.0.4) with ESMTP id md50021759107.msg for ; Mon, 10 Sep 2012 15:39:47 +0100 X-MDRemoteIP: 188.220.16.49 X-Return-Path: prvs=16008d18ab=killing@multiplay.co.uk X-Envelope-From: killing@multiplay.co.uk X-MDaemon-Deliver-To: freebsd-current@freebsd.org Message-ID: <9FFC0BA4F31C42CC8A4F4B58FE317184@multiplay.co.uk> From: "Steven Hartland" To: "Achim Patzner" References: <6A0C3360-0A1E-4905-A33E-D6CC590D7A5A@bnc.net> <726FF0300A424AB4918BCBFE446C2BFA@multiplay.co.uk> Date: Mon, 10 Sep 2012 15:39:36 +0100 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="Windows-1252"; reply-type=original Content-Transfer-Encoding: 8bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5931 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.6157 Cc: freebsd-current@freebsd.org Subject: Re: mfi driver performance X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 10 Sep 2012 14:40:06 -0000 Might be worth testing anyway, as that would help prove controller or driver issue. ----- Original Message ----- From: "Achim Patzner" To: "Steven Hartland" Cc: Sent: Monday, September 10, 2012 2:19 PM Subject: Re: mfi driver performance Am 10.09.2012 um 14:57 schrieb Steven Hartland: > How are you intending to use the controller? As a “launch-and-forget” RAID 1+0 sub-system using UFS (which reminds me to complain about sysinstall on volumes > 2 TB later). > If you're looking to put a load of disk in for say ZFS have you tried flashing to a none RAID firmware so it uses mps instead of > mfi? That would be wasting a perfectly good brain; the on-board SAS controller would be sufficient for that. Achim ================================================ 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.