From owner-freebsd-performance@FreeBSD.ORG Fri Feb 13 07:32:03 2009 Return-Path: Delivered-To: freebsd-performance@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 0BAE21065674 for ; Fri, 13 Feb 2009 07:32:03 +0000 (UTC) (envelope-from Bradley.Radjoo@is.co.za) Received: from phobytor.is.co.za (phobytor.is.co.za [196.4.160.171]) by mx1.freebsd.org (Postfix) with ESMTP id 8F6928FC14 for ; Fri, 13 Feb 2009 07:32:01 +0000 (UTC) (envelope-from Bradley.Radjoo@is.co.za) Received: from phobytor.is.co.za (localhost [127.0.0.1]) by phobytor.is.co.za (Postfix) with ESMTP id 0BABC3BC192; Fri, 13 Feb 2009 09:32:00 +0200 (SAST) Received: from ZABRYSVISMFW (zajnbisit.mfw.is.co.za [196.26.2.106]) by phobytor.is.co.za (Postfix) with ESMTP id CE5003BC121; Fri, 13 Feb 2009 09:31:59 +0200 (SAST) Received: from zabrysvisex06.af.didata.local (Not Verified[10.1.8.16]) by ZABRYSVISMFW with MailMarshal (v6, 1, 8, 2172) id ; Fri, 13 Feb 2009 09:29:48 +0200 Received: from ZABRYSVISEX04.af.didata.local ([10.1.8.149]) by zabrysvisex06.af.didata.local with Microsoft SMTPSVC(6.0.3790.3959); Fri, 13 Feb 2009 09:31:59 +0200 X-MimeOLE: Produced By Microsoft Exchange V6.5 Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Date: Fri, 13 Feb 2009 09:31:55 +0200 Message-ID: <89D2AE9E4EAAB34FABDBF2913867C62F1CC159F8@ZABRYSVISEX04.af.didata.local> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: Extremely slow write speeds to disk : FreeBSD 7.1 and Dell SAS 6/iR Adapter thread-index: AcmNPISVQI42Ez0mTuqd5VH8ZkVQswAcHLrA References: <89D2AE9E4EAAB34FABDBF2913867C62F1CB4B133@ZABRYSVISEX04.af.didata.local> <49940E8E.1080107@thekeelecentre.com> <89D2AE9E4EAAB34FABDBF2913867C62F1CBB66F5@ZABRYSVISEX04.af.didata.local> <499464E9.6060309@thekeelecentre.com> From: "Bradley Radjoo" To: "Richard Tector" X-OriginalArrivalTime: 13 Feb 2009 07:31:59.0885 (UTC) FILETIME=[28208BD0:01C98DAD] X-Virus-Scanned: ClamAV using ClamSMTP Cc: freebsd-performance@freebsd.org Subject: RE: Extremely slow write speeds to disk : FreeBSD 7.1 and Dell SAS 6/iR Adapter X-BeenThere: freebsd-performance@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Performance/tuning List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 13 Feb 2009 07:32:03 -0000 Indeed, driver tunable ;-) All the best Richard, would like to know it goes Bradley=20 -----Original Message----- From: Richard Tector [mailto:richardtector@thekeelecentre.com]=20 Sent: 12 February 2009 08:05 PM To: Bradley Radjoo Cc: freebsd-performance@freebsd.org Subject: Re: Extremely slow write speeds to disk : FreeBSD 7.1 and Dell SAS 6/iR Adapter Bradley Radjoo wrote: > Thanks very much Richard, > (They are 2 X 73Gig Ultra 320 scsi SAS drives) No idea then, sorry. But I do have 3 R200's which also use the SAS6=20 controller due to arrive tomorrow, so I'll see what results I get. Richard Please note: This email and its content are subject to the disclaimer as = displayed at the following link http://www.is.co.za/legal/E-mail+Confiden= tiality+Notice+and+Disclaimer.htm. Should you not have Web access, send a= =20mail to disclaimers@is.co.za and a copy will be emailed to you.