From owner-freebsd-questions@FreeBSD.ORG Thu Sep 20 00:51:32 2007 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 4D13416A41A for ; Thu, 20 Sep 2007 00:51:32 +0000 (UTC) (envelope-from derek@computinginnovations.com) Received: from betty.computinginnovations.com (mail.computinginnovations.com [64.81.227.250]) by mx1.freebsd.org (Postfix) with ESMTP id CC11913C461 for ; Thu, 20 Sep 2007 00:51:31 +0000 (UTC) (envelope-from derek@computinginnovations.com) Received: from p28.computinginnovations.com (dhcp-10-20-30-100.computinginnovations.com [10.20.30.100]) (authenticated bits=0) by betty.computinginnovations.com (8.13.8/8.12.11) with ESMTP id l8K0pPCX031297; Wed, 19 Sep 2007 19:51:25 -0500 (CDT) Message-Id: <6.0.0.22.2.20070919194836.02689a78@mail.computinginnovations.com> X-Sender: derek@mail.computinginnovations.com X-Mailer: QUALCOMM Windows Eudora Version 6.0.0.22 Date: Wed, 19 Sep 2007 19:50:40 -0500 To: jekillen , FreeBSD Mailing List From: Derek Ragona In-Reply-To: <7f28909c2f575ccd98796e2af18d4e05@prodigy.net> References: <7f28909c2f575ccd98796e2af18d4e05@prodigy.net> Mime-Version: 1.0 X-ComputingInnovations-MailScanner-Information: Please contact the ISP for more information X-ComputingInnovations-MailScanner: Found to be clean X-ComputingInnovations-MailScanner-From: derek@computinginnovations.com X-Spam-Status: No Content-Type: text/plain; charset="us-ascii"; format=flowed X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: Subject: Re: Hard drive RPM X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 20 Sep 2007 00:51:32 -0000 At 07:47 PM 9/19/2007, jekillen wrote: >Hello; >Is there a utility for measuring the effective RPM of a hard disk? >A software tackometer? >I have IDE drives, SATA drives, both 7200 and 10,000 RPM, >as well as SCSI disks that are supposed to be running at 15k >RPM. I noticed that on the hard drive labels, those on the disk >case itself do not specifically indicate what speed they are supposed >to operate at. The two 10k SATA drives only had labels on the >antistatic packaging indicating that they are 10k drives. I would >like to verify the speeds of these drives. I am hoping that this is >not a case of misrepresentations that I have found on network >attached hard disk storage devices and Firewire drives. >I have one that was expressly advertised on the package to be >120 Gb capacity, and in fact only 111Gb are available for storage. >That is a 9 Gb discrepancy. A Fire wire drive I have is also designated >as 120 Gb and actually only has 117 Gb usable capacity. >Like 9Gb is enough for several operating systems. 3Gb is even >enough for an operating system. > >Can anyone shed some light on this? (Storage device labeling, >and specifically, RPM specs) > >I would ask the manufacturers but would be suspicious of bias >responses. That is what I got from one of them already. > >Thanks in advance for responses. >The hard drives in question are running on FreeBSD systems >on homebuilt hardware. All AMD64 processors, ECS, Gigabyte, >and ASUS motherboards, Hard drives are Western Digital IDE, >SATA, and Seagate SCSI drives. > >Jeff K Run the manufacturer's diagnostic utility to check the drives speed and performance. Most of these utilities also give you the drive model and serial number as well. Look for a self-booting version that is a cd-rom ISO, these usually run FreeDOS to easily access the hardware from a cd-rom boot image. -Derek >_______________________________________________ >freebsd-questions@freebsd.org mailing list >http://lists.freebsd.org/mailman/listinfo/freebsd-questions >To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" > >-- >This message has been scanned for viruses and >dangerous content by MailScanner, and is >believed to be clean. >MailScanner thanks transtec Computers for their support. > -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean. MailScanner thanks transtec Computers for their support.