From: "Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>
To: Carlos Moffat <carlos@eldiabloenlosdetalles.net>
Cc: linux-kernel@vger.kernel.org, computersforpeace@gmail.com,
ming.m.lin@intel.com, Norbert Preining <preining@logic.at>,
jgarzik@pobox.com,
Linux PM mailing list <linux-pm@vger.kernel.org>
Subject: Re: Slow Resume with SSD
Date: Wed, 26 Sep 2012 00:37:41 +0530 [thread overview]
Message-ID: <506200FD.2060305@linux.vnet.ibm.com> (raw)
In-Reply-To: <5061F84B.3030603@eldiabloenlosdetalles.net>
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
next prev parent reply other threads:[~2012-09-25 19:08 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-25 18:30 Slow Resume with SSD Carlos Moffat
2012-09-25 19:07 ` Srivatsa S. Bhat [this message]
2012-09-25 19:10 ` Carlos Moffat
2012-09-25 20:13 ` Marcos Souza
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