From owner-freebsd-questions@FreeBSD.ORG Sat Jul 21 15:12:36 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 8AE8516A41A for ; Sat, 21 Jul 2007 15:12:36 +0000 (UTC) (envelope-from tundra@tundraware.com) Received: from eskimo.tundraware.com (eskimo.tundraware.com [66.92.130.161]) by mx1.freebsd.org (Postfix) with ESMTP id 4924113C45A for ; Sat, 21 Jul 2007 15:12:36 +0000 (UTC) (envelope-from tundra@tundraware.com) Received: from [192.168.0.2] (ozzie.tundraware.com [66.92.130.199]) (authenticated bits=0) by eskimo.tundraware.com (8.14.1/8.14.1) with ESMTP id l6LFCOfj054753 (version=TLSv1/SSLv3 cipher=DHE-DSS-AES256-SHA bits=256 verify=NO) for ; Sat, 21 Jul 2007 10:12:25 -0500 (CDT) (envelope-from tundra@tundraware.com) Message-ID: <46A22253.8080100@tundraware.com> Date: Sat, 21 Jul 2007 10:12:19 -0500 From: Tim Daneliuk User-Agent: Thunderbird 1.5.0.12 (Windows/20070509) MIME-Version: 1.0 To: FreeBSD Mailing List Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-tundraware.com-MailScanner-Information: Please contact the ISP for more information X-tundraware.com-MailScanner: Found to be clean X-tundraware.com-MailScanner-SpamCheck: not spam, SpamAssassin (not cached, score=-4.399, required 1, autolearn=not spam, ALL_TRUSTED -1.80, BAYES_00 -2.60) X-tundraware.com-MailScanner-From: tundra@tundraware.com X-Spam-Status: No Subject: SATA 300 Drive Being Run At 150 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: Sat, 21 Jul 2007 15:12:36 -0000 I asked this question a while back, but needed to do more digging to make sure I had latest sources etc. I have an Intel motherboard that shows this for a SATA controller: atapci1: port 0x20c8-0x20cf,0x20ec-0x20ef,0x20c0-0x20c7,0x20e8-0x20eb,0x20a0-0x20af mem 0x90204000-0x902043ff irq 19 at device 31.2 on pci0 But the hard drive - a SATA 300 device - shows up like this: ad4: 238475MB at ata2-master SATA150 ^^^^^^^ Using dd, I have confirmed that the drive is running nowhere near SATA-III speeds, at least on reads: 968470075 bytes transferred in 7.132891 secs (135775249 bytes/sec) This is on a 6.2-Stable system that is very lightly loaded... -- ---------------------------------------------------------------------------- Tim Daneliuk tundra@tundraware.com PGP Key: http://www.tundraware.com/PGP/