Message-ID: <48EBB4A9.2010108@intel.com>
Date: Tue, 07 Oct 2008 12:12:41 -0700
From: "Kok, Auke" <auke-jan.h.kok@intel.com>
User-Agent: Thunderbird 2.0.0.14 (X11/20080626)
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To: Pavel Machek <pavel@suse.cz>
CC: "Renato S. Yamane" <yamane@diamondcut.com.br>,
       linux-kernel@vger.kernel.org, rjwysocki@sisk.pl,
       power-management_other@kernel-bugs.osdl.org
Subject: Re: [Bug 10797] Battery is drained after poweroff
References: <48E9F388.8040203@diamondcut.com.br> <20081007134223.GA1592@ucw.cz> <48EB88F2.3090100@diamondcut.com.br> <20081007190007.GB6604@elf.ucw.cz>
In-Reply-To: <20081007190007.GB6604@elf.ucw.cz>
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Pavel Machek wrote:
> On Tue 2008-10-07 13:06:10, Renato S. Yamane wrote:
>> Pavel Machek wrote:
>> Renato S. Yamane wrote:
>>>> Can someone help us with this bug?
>>>> <http://bugzilla.kernel.org/show_bug.cgi?id=10797>
>>>>
>>>> Same problem is reported in Ubuntu:
>>>> <https://bugs.launchpad.net/ubuntu/+source/linux/+bug/110784>
>>>>
>>>> This is not a hardware problem, because if the same laptop is poweroff
>>>> by Windows, battery charge don't change.
>>> ...and it is not linux problem because it works okay on my thinkpad. See? 
>> Yes, this is a Linux problem (at least in release >= 2.6.22)
>> This happening *only* in Linux (Kernel >=2.6.22).
> 
> Wow, now that's useful info.
> 
> I guess you _could_ do git bisect? ;-).
> 
>>>> And, if I suspend to ram/disk BEFORE poweroff, battery charge don't
>>>> change (suspend to ram/disk --> WakeUp --> Poweroff).
>>> Which machine is that? Can you find out which device eats power? (It
>>> should be warm).
>> This problem is happening in Toshiba Satellite M45-S355, Toshiba Equium
>> A100-306, HP DV8000, HP DV9500, Dell Latitude D630, Toshiba M110, Sony
>> Vaio VGN-S2XP, Toshiba Satellite A105-S4384, Toshiba Satellite M55-S3314
>> and Toshiba Satellite A105-S2201 as you can see in bug report listed above.
>>
>> And is impossible find wich device eats power (eaten current is too low,
>> and is not enought to make hot).
> 
> So how fast is it eating power... can you estimate Watts eaten?
> 									Pavel

perhaps wake-on-lan and friends are enabled? check the bios etc...

Auke
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