Re: Power consumption with Fedora

2014-12-15 Thread Jaroslav Skarvada
- Original Message - - Original Message - On Tue, 02 Dec 2014 14:44:59 -0700 Nathanael D. Noblet nathan...@gnat.ca wrote: On Tue, 2014-12-02 at 21:47 +0100, Jan Kratochvil wrote: On Tue, 02 Dec 2014 06:30:57 +0100, Nathanael d. Noblet wrote: I don't know

Re: Power consumption with Fedora

2014-12-05 Thread Bastien Nocera
- Original Message - On Tue, 02 Dec 2014 14:44:59 -0700 Nathanael D. Noblet nathan...@gnat.ca wrote: On Tue, 2014-12-02 at 21:47 +0100, Jan Kratochvil wrote: On Tue, 02 Dec 2014 06:30:57 +0100, Nathanael d. Noblet wrote: I don't know much about it but I hate how bad my

Re: Power consumption with Fedora

2014-12-02 Thread Ivan Chavero
- Mensaje original - De: john.tiger john.tigernas...@gmail.com Para: devel@lists.fedoraproject.org Enviados: Lunes, 1 de Diciembre 2014 17:57:43 Asunto: Power consumption with Fedora Obviously priority is now on F21 bugs but looking beyond that I want to work with someone more

Re: Power consumption with Fedora

2014-12-02 Thread William
On 2 Dec 2014, at 11:27, john.tiger john.tigernas...@gmail.com wrote: Obviously priority is now on F21 bugs but looking beyond that I want to work with someone more knowledgeable on power consumption - it stinks on Fedora 20. OSX on mac air gets 11-12 hrs Fedora gets 4 Chrome OS on

Re: Power consumption with Fedora

2014-12-02 Thread Adam Jackson
On Mon, 2014-12-01 at 22:36 -0500, Orcan Ogetbil wrote: One related issue is suspend. It stopped working for me (on the same machine) at around Fedora 12. Just stays on the black screen on resume. 12? Five years ago? Not that I need the feature often, but there might be people who do. Is

Re: Power consumption with Fedora

2014-12-02 Thread Owen Taylor
Hi John, Power consumption is definitely an area that Fedora can improve, and an area where we've begun to do some investigation. Measuring battery life is hard, because when power saving is working, battery life depends so much on what the user is doing. Many manufacturers don't even provide

Re: Power consumption with Fedora

2014-12-02 Thread Matthias Clasen
On Tue, 2014-12-02 at 11:33 -0500, Owen Taylor wrote: * The backlight eats a ton of battery - 4W for the display backlight and 1W for the keyboard backlight. If you are getting poor battery life, turn off the keyboard backlight and turn the screen down. But how do we fix this for all

Re: Power consumption with Fedora

2014-12-02 Thread Chris Murphy
On Mon, Dec 1, 2014 at 6:17 PM, Stephen John Smoogen smo...@gmail.com wrote: 1) A problem is identified. 2) Profile the problem and show where it might be happening. 3) Some amount on fixing the problem is done. 4) Find that the problem isn't there and there is no quick fix. 5) Throw away

Re: Power consumption with Fedora

2014-12-02 Thread Jan Kratochvil
On Tue, 02 Dec 2014 06:30:57 +0100, Nathanael d. Noblet wrote: I don't know much about it but I hate how bad my battery life is on my laptop... My 3 years old Lenovo X220 lasts for 12 hours (powertop reports so) on Fedora 20 x86_64 with powertop --auto-tune. According to powertop approx. 5.5W

Re: Power consumption with Fedora

2014-12-02 Thread drago01
On Tue, Dec 2, 2014 at 5:33 PM, Owen Taylor otay...@redhat.com wrote: Hi John, Power consumption is definitely an area that Fedora can improve, and an area where we've begun to do some investigation. Measuring battery life is hard, because when power saving is working, battery life depends

Re: Power consumption with Fedora

2014-12-02 Thread Stephen John Smoogen
On 2 December 2014 at 13:05, Chris Murphy li...@colorremedies.com wrote: On Mon, Dec 1, 2014 at 6:17 PM, Stephen John Smoogen smo...@gmail.com wrote: 1) A problem is identified. 2) Profile the problem and show where it might be happening. 3) Some amount on fixing the problem is done.

Re: Power consumption with Fedora

2014-12-02 Thread Nathanael D. Noblet
On Tue, 2014-12-02 at 21:47 +0100, Jan Kratochvil wrote: On Tue, 02 Dec 2014 06:30:57 +0100, Nathanael d. Noblet wrote: I don't know much about it but I hate how bad my battery life is on my laptop... My 3 years old Lenovo X220 lasts for 12 hours (powertop reports so) on Fedora 20

Re: Power consumption with Fedora

2014-12-02 Thread Josh Stone
On 12/02/2014 12:05 PM, Chris Murphy wrote: Question: Shouldn't the evaluation and fix be targeted at Rawhide first, and then see about backporting demonstrated fixes to Fedora Beware of things like debug-enabled kernels though. Rawhide runs a bit slower for this, and more work means more

Re: Power consumption with Fedora

2014-12-02 Thread Kevin Fenzi
On Tue, 02 Dec 2014 14:44:59 -0700 Nathanael D. Noblet nathan...@gnat.ca wrote: On Tue, 2014-12-02 at 21:47 +0100, Jan Kratochvil wrote: On Tue, 02 Dec 2014 06:30:57 +0100, Nathanael d. Noblet wrote: I don't know much about it but I hate how bad my battery life is on my laptop... My

Re: Power consumption with Fedora

2014-12-02 Thread Nathanael D. Noblet
On Tue, 2014-12-02 at 15:23 -0700, Kevin Fenzi wrote: On Tue, 02 Dec 2014 14:44:59 -0700 Nathanael D. Noblet nathan...@gnat.ca wrote: On Tue, 2014-12-02 at 21:47 +0100, Jan Kratochvil wrote: On Tue, 02 Dec 2014 06:30:57 +0100, Nathanael d. Noblet wrote: I don't know much about it but

Re: Power consumption with Fedora

2014-12-02 Thread Orcan Ogetbil
On 2 December 2014 at 10:06, Adam Jackson wrote: On Mon, 2014-12-01 at 22:36 -0500, Orcan Ogetbil wrote: One related issue is suspend. It stopped working for me (on the same machine) at around Fedora 12. Just stays on the black screen on resume. 12? Five years ago? Yeah pretty much. I

Power consumption with Fedora

2014-12-01 Thread john.tiger
Obviously priority is now on F21 bugs but looking beyond that I want to work with someone more knowledgeable on power consumption - it stinks on Fedora 20. OSX on mac air gets 11-12 hrs Fedora gets 4 Chrome OS on Chromebook gets 9-10 Fedora gets about 6 Tried powertop - see slight

Re: Power consumption with Fedora

2014-12-01 Thread Stephen John Smoogen
On 1 December 2014 at 17:57, john.tiger john.tigernas...@gmail.com wrote: Obviously priority is now on F21 bugs but looking beyond that I want to work with someone more knowledgeable on power consumption - it stinks on Fedora 20. OSX on mac air gets 11-12 hrs Fedora gets 4 Chrome OS on

Re: Power consumption with Fedora

2014-12-01 Thread Orcan Ogetbil
On 1 December 2014 at 19:57, john.tiger wrote: Obviously priority is now on F21 bugs but looking beyond that I want to work with someone more knowledgeable on power consumption - it stinks on Fedora 20. OSX on mac air gets 11-12 hrs Fedora gets 4 Chrome OS on Chromebook gets 9-10 Fedora

Re: Power consumption with Fedora

2014-12-01 Thread Nathanael d. Noblet
On Mon, 2014-12-01 at 17:57 -0700, john.tiger wrote: Obviously priority is now on F21 bugs but looking beyond that I want to work with someone more knowledgeable on power consumption - it stinks on Fedora 20. OSX on mac air gets 11-12 hrs Fedora gets 4 Chrome OS on Chromebook gets 9-10