From mboxrd@z Thu Jan 1 00:00:00 1970 From: Asai Thambi S P Subject: Re: New driver mtipx2xx submission Date: Tue, 14 Jun 2011 19:33:28 -0600 Message-ID: <4DF80BE8.9020508@micron.com> References: <22A973199D2C2F46933448F6E7990A300204F2BC@ntxboimbx31.micron.com> <20110428230605.78c55c70@lxorguk.ukuu.org.uk> <22A973199D2C2F46933448F6E7990A300204F728@ntxboimbx31.micron.com> <20110502184206.25907c5e@lxorguk.ukuu.org.uk> <22A973199D2C2F46933448F6E7990A300214B0D6@ntxboimbx31.micron.com> <20110511202013.075b07cc@lxorguk.ukuu.org.uk> <4DD722DB.8030303@micron.com> <22A973199D2C2F46933448F6E7990A300239EA77@ntxboimbx31.micron.com> <1306977671.6711.34.camel@obelisk.thedillows.org> Reply-To: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from masquerade.micron.com ([137.201.242.130]:19946 "EHLO masquerade.micron.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752334Ab1FOBdm (ORCPT ); Tue, 14 Jun 2011 21:33:42 -0400 In-Reply-To: <1306977671.6711.34.camel@obelisk.thedillows.org> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: David Dillow Cc: Jeff Moyer , Alan Cox , linux-ide@vger.kernel.org On 6/1/2011 7:21 PM, David Dillow wrote: > On Wed, 2011-06-01 at 15:51 -0400, Jeff Moyer wrote: >> "Asai Thambi Samymuthu Pattrayasamy (asamymuthupa) [CONTRACTOR]" >> writes: >>> Collected the perf data for ahci driver. As the call graph is getting >>> distorted in the email, attaching the perf data call graph report. >> >> Thanks, Asai! I don't think cfq is the ideal I/O scheduler to be >> testing. Could you run again with deadline and/or noop and see how that >> changes your throughput and perf report? Also, just for completeness, >> could you tell us which kernel you ran this against? > > Did the cc list get trimmed, or was the message too big for vger? It > didn't seem to make it to the list... > > If it was too big, could someone trim it down a bit and repost? > Inquiring minds want to play along at home... > > Thanks! > That message with attachment was too big for vger. Here is the attachment: Filename | Description ------------------------------------------------------------------------------------------- perf_report_-g_ahci_txt : perf call graph for ahci driver with default scheduler (cfq) http://www.micron.com/get-document/?documentId=6771