On Tue, Apr 23, 2013 at 3:51 PM, Chris Schanzle <[log in to unmask]> wrote:
> On 04/23/2013 12:29 PM, W K Daniel PUN wrote:
>>
>> I have re-installed the driver and disabled the Optimus in the BIOS. it is
>> for Windows 7 only anyway [...]
>
> Just to clarify that nugget of misinformation...I can assure you that
> Optimus is not just for Windows.
>
> Off-topic, but perhaps helpful to someone lurking: For about a year I have
> used a very functional Optimus-switching Ubuntu 12.04 LTS running on a Dell
> XPS 17 L702x laptop using Bumblebee.  While I got Bumblebee to work under
> Fedora, kernel upgrades (which are fast and furious on Fedora) always broke
> X11; on Ubuntu it's been a non-issue, probably due to that's the distro the
> Bumblebee developers use.  I get fantastic battery life (8-10 hrs w/12cell
> battery) and fans never cycle even after several hours of lightweight
> email/web use.  Perfect this application!

Bumblebee offered by ELRepo comes with a kernel module that is
kABI-tracking -- meaning it survives kernel updates:

http://elrepo.org/tiki/kmod-bbswitch

Will be nice if more hardware can be added to the page.

Akemi