Re: Squeeze. What is current hibernation mechanism?
On Thu, Sep 23, 2010 at 8:11 PM, Camaleón <noelamac@gmail.com> wrote:
> On Thu, 23 Sep 2010 19:21:15 +0400, Mark Goldshtein wrote:
>
>> On Thu, Sep 23, 2010 at 3:54 PM, Camaleón wrote:
>
>>> Hibernation and suspension are sharing the same requirements than
>>> always:
>>>
>>> 1. ACPI compilant machine / devices
>>> 2. An OS capable to handle them (for hibernation you need a swap
>>> partition size with at least the same amount of your RAM) 3. Testing,
>>> testing, testing
>>> 4. A good provision of luck :-)
>>
>> It is seems like I am not too good with gathering such an ephemeral
>> thing like a 'luck' :(
>
> Luck is a pretty scarce resource on these days...
>
>> About 'what is not working'.
>> I have a NVidia videoboard:
>>
>> 01:00.0 VGA compatible controller [0300]: nVidia Corporation GT216
>> [GeForce GT 240M] [10de:0a34] (rev a2)
>> Subsystem: Lenovo Device [17aa:38fd]
>> Kernel driver in use: nvidia
>
> Which driver are you using (nouveau, nv, nvidia)? Different drivers
> provide different support for resuming. Also, having 3D effects enabled
> can be conflictive.
>
>> When the system goes out from a hibernation, the backlit of notebook's
>> screen is not back switch on, so screen is dark and it is impossible to
>> work. If I use a suspend-to-ram sleeping scheme everything is fine. So,
>> I wonder if I misconfigured something in a hibernation scheme.
>
> There is a way for blacklisting problematic modules (meaning "disallow
> them for hibernating"). Each power manager method (pm-utils, uwusup and
> hibernate) uses theirown scripts for disabling/backlisting the modules.
>
> I would recommend reading this FAQ to get a global idea about the
> elements that come into play:
>
> http://wiki.debian.org/Suspend
>
> And also, this:
>
> http://old-en.opensuse.org/Pm-utils
>
> Where it explains some tips to debug "pm-utils" and how to disable/
> customize your own hooks.
>
Thank you very much for your time and detailed explanation.
--
Sincerely Yours'
Mark Goldshtein
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