Re: suspend hangs at platform phase [was: mmotm 2010-12-23-16-58 uploaded]

Jiri Slaby
2011-01-05T22:46:09Z

On 01/05/2011 11:39 PM, Rafael J. Wysocki wrote:
> On Wednesday, January 05, 2011, Jiri Slaby wrote:
>> On 01/04/2011 11:57 PM, Rafael J. Wysocki wrote:
>>> On Tuesday, January 04, 2011, Jiri Slaby wrote:
>>>> On 01/04/2011 02:40 PM, Jiri Slaby wrote:
>>>>> On 12/24/2010 01:58 AM, akpm@linux-foundation.org wrote:
>>>>>> The mm-of-the-moment snapshot 2010-12-23-16-58 has been uploaded to
>>>>>
>>>>> Hi, this kernel regresses with respect to suspend to ram in comparison
>>>>> with mmotm 2010-12-16-14-56.
>>>>>
>>>>> This is OK:
>>>>> echo devices > /sys/power/pm_test
>>>>> pm-suspend
>>>>> This hangs at suspend phase:
>>>>> echo platform > /sys/power/pm_test
>>>>> pm-suspend
>>>
>>> Hmm. So it looks like _PTS hangs?
>>
>> No _PST here :).
>
> I really meant _PTS and yes, there is one and it does quite a lot of
> interesting stuff.

Yeah, I grepped for _PTS, but in a wrong file. My bad.

> Are you able to collect serial console (or equivalent) logs from that machine?

Unfortunately I don't have a second machine with serial port. What
exactly you want to dig out of the logs? Will netconsole work at that phase?

regards,
--
js