On 06/28/2011 09:49 AM, Newfie wrote:
> I should chime in here to mention that battery life for me on Natty was
> very negatively impacted. The most I was able to get out of my laptop
> when dimming screen, disabling effects, etc, was 50 minutes.
>
> The same laptop can get a max of 2.5 hours on Ubuntu 10.10 and lower.
>
Have you tried the fix proposed by Michael?
-> add to your kernel option (into grub) pcie_aspm=force

If you don't know how to do it, you'll find instructions into previous 
comments of this bug report.

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https://bugs.launchpad.net/bugs/760131

Title:
  Power consumption raised significantly in natty

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