From mboxrd@z Thu Jan 1 00:00:00 1970 From: Seed Subject: Re: Why is only one command issue per time in AHCI driver? Date: Tue, 18 Jan 2011 18:56:31 +1100 Message-ID: References: <4D2F3A86.3010503@garzik.org> <4D2FE384.4090405@gmail.com> Reply-To: seedrubbish@gmail.com Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Return-path: Received: from mail-qy0-f174.google.com ([209.85.216.174]:47357 "EHLO mail-qy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751947Ab1ARH4w (ORCPT ); Tue, 18 Jan 2011 02:56:52 -0500 Received: by qyj19 with SMTP id 19so2860358qyj.19 for ; Mon, 17 Jan 2011 23:56:52 -0800 (PST) In-Reply-To: <4D2FE384.4090405@gmail.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Robert Hancock Cc: =?UTF-8?B?576F56eJ6Yie?= , Jeff Garzik , linux-ide@vger.kernel.org Hi Robert, On Fri, Jan 14, 2011 at 4:47 PM, Robert Hancock wrote: > That sounds like the I/O pattern doesn't result in any concurrent transfers > being executed. What kind of workload is this running? > Do you have any suggestion about how to can get such a workload? Thanks. -- Sidney Amani