From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Lord Subject: Re: Port Multiplier access with Sil 3124 Date: Mon, 09 Feb 2009 15:09:12 -0500 Message-ID: <49908D68.8060601@rtr.ca> References: <498F42B6.8030607@tlinx.org> <87f94c370902090635h2fc3e604n990bdd70be9c48cd@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from rtr.ca ([76.10.145.34]:35293 "EHLO mail.rtr.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752928AbZBIUJR (ORCPT ); Mon, 9 Feb 2009 15:09:17 -0500 In-Reply-To: <87f94c370902090635h2fc3e604n990bdd70be9c48cd@mail.gmail.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Greg Freemyer Cc: Linda Walsh , linux-ide@vger.kernel.org Greg Freemyer wrote: > In my real world tests I've never seen a single drive achieve beyond > about 80MB/sec. (5GB/min is the way I actually measure it. That was > using SATA directly on the MB which I assume is as fast a PCIe.) .. I have had spinning drives here that coulw achieve a simple linear read rate of 112Mbytes/sec. Any amount of seeking thrown in and that number drops a lot, but that's the current max I know of. There are SATA SSDs in the wild already that are *way* faster, though. Cheers