From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755015Ab2IYTKk (ORCPT ); Tue, 25 Sep 2012 15:10:40 -0400 Received: from caiajhbdcagg.dreamhost.com ([208.97.132.66]:48092 "EHLO homiemail-a60.g.dreamhost.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751521Ab2IYTKi (ORCPT ); Tue, 25 Sep 2012 15:10:38 -0400 X-Greylist: delayed 2401 seconds by postgrey-1.27 at vger.kernel.org; Tue, 25 Sep 2012 15:10:38 EDT Message-ID: <506201AB.9060408@eldiabloenlosdetalles.net> Date: Tue, 25 Sep 2012 12:10:35 -0700 From: Carlos Moffat User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120827 Thunderbird/15.0 MIME-Version: 1.0 To: "Srivatsa S. Bhat" CC: linux-kernel@vger.kernel.org, computersforpeace@gmail.com, ming.m.lin@intel.com, Norbert Preining , jgarzik@pobox.com, Linux PM mailing list Subject: Re: Slow Resume with SSD References: <5061F84B.3030603@eldiabloenlosdetalles.net> <506200FD.2060305@linux.vnet.ibm.com> In-Reply-To: <506200FD.2060305@linux.vnet.ibm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi On 09/25/2012 12:07 PM, Srivatsa S. Bhat wrote: > On 09/26/2012 12:00 AM, Carlos Moffat wrote: >> Hi, >> >> (please let me know if this is the wrong list to ask this) >> >> I have a Crucial M4 512 GB SSD installed on my Thinkpad X220 (Ubuntu >> Precise). Overall this runs very nicely, but it takes 10+ seconds to >> resume from suspend, apparently because some issue with the hardrive. >> The only message I see while resuming is "COMRESET failed (errno=-16)". >> >> [52483.228615] ata1: link is slow to respond, please be patient (ready=0) >> [52487.870616] ata1: COMRESET failed (errno=-16) >> [52488.190222] ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300) >> [52488.190752] ata1.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) >> succeeded >> [52488.190754] ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE >> LOCK) filtered out >> [52488.190755] ata1.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) >> filtered out >> [52488.191849] ata1.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) >> succeeded >> [52488.191855] ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE >> LOCK) filtered out >> [52488.191860] ata1.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) >> filtered out >> [52488.192406] ata1.00: configured for UDMA/100 >> [52488.206298] sd 0:0:0:0: [sda] Starting disk >> [52488.207334] Extended CMOS year: 2000 >> [52488.208335] PM: resume of devices complete after 10376.896 msecs >> [52488.208552] PM: resume devices took 10.376 seconds >> >> The only relevant post I've found was in the crucial support site: >> >> http://forums.crucial.com/t5/Solid-State-Drives-SSD/SOLVED-M4-CT512M4SSD1-7mm-512Gb-SSD-too-slow-when-laptop-wakes/td-p/102666 >> >> >> which suggested adding libata.force=nohrst as a boot option to get rid >> of the problem. >> >> I tried that, but the laptop wouldn't suspend. >> >> Any ideas? >> > > (Adding relevant people to CC) > > I recall seeing a similar problem getting fixed in mainline quite a long > time ago (around v3.3 I think). Did you try the latest mainline kernel? > > Regards, > Srivatsa S. Bhat > Yes, I'm using 3.5.4 (Ubuntu Mainline packages). Carlos