Linked Questions

5 votes
2 answers
6k views

Power saving with free Radeon (ATI) driver

I'm using Ubuntu 11.10 without the proprietary driver for ATI video cards and I like very much the performance. My only need is activate power saving when I use the laptop with the battery. Thanks
GGsalas's user avatar
  • 213
2 votes
4 answers
19k views

Jupiter in Ubuntu 13.10 (Laptop Overheating)

I was wondering if Jupiter (Interface for display, power and device control) will work in Ubuntu 13.10, because my laptop (Toshiba Satellite C855D, AMD A6-4400M with Radeon HD Graphics running Ubuntu ...
Daniel Pacheco's user avatar
19 votes
2 answers
4k views

Android 3D acceleration in androVM with primusrun?

I have been trying an Android Virtual Machine called androVM on an Ubuntu 12.04 32 bit laptop with Intel/Nvidia hybrid graphics configuration as the guest OS (details on the graphic cards below). I ...
719016's user avatar
  • 6,207
6 votes
2 answers
6k views

Why does Ubuntu have about 2x shorter battery life than OS X on MacBook?

Ubuntu 12.04 has about 2x shorter battery life than OS X on my MacBook Pro 2010. What are the technical reasons for this? Is it because OS X uses some hidden firmware features? Can Linux somehow ...
fhucho's user avatar
  • 282
4 votes
3 answers
6k views

Heating issues and Fan sound on Dell Inspiron 3521 running Ubuntu 13.04

I have tried various solutions available online 1) Added pcie_aspm=force to /etc/default/grub 2) Since Jupiter is no longer available in 13.04 , installed tlp But still fan is making lot of sound (...
mac's user avatar
  • 3,901
4 votes
3 answers
7k views

Overheating problem on Ubuntu 13.04

I have recently upgraded Ubuntu to 13.04. Since this time I have overheating problems with CPU and graphic card. I also can't use fglrx drivers, because Ubuntu does not work properly, so I use the ...
Mszaq's user avatar
  • 43
2 votes
2 answers
12k views

Specific short battery life problem with Sony VAIO laptop

(I'm using Ubuntu 12.04 LTS 64 Bit) I have some problems with my laptop's (Sony VAIO VPC-F22S1E) battery . It's fullly charging about 3-4 hours (while using) and 2-3 hours (when shutdowned) . And it'...
Eray's user avatar
  • 1,820
3 votes
6 answers
3k views

Battery life low on notebook using ubuntu 11.10 vs. windows 7

Im using a brand new Dell XPS notebook (bought mar 2012) which has 4.5 hrs battery life using a 6 cell battery-when i use windows 7. The machine uses an Intel core 17 2670qm processor, and a 64 bit ...
les's user avatar
  • 31
5 votes
1 answer
7k views

My fan is always on but not in MSWindows (HP elitebook 8460p)

Problem: My laptop(new) fan is ALWAYS on. Question: What can I do to solve this issue? Situation: HP Elitebook 8460p Ubuntu 12.04 LTS (clean install, no mod, nothing... really clean... no dust... ...
Lapinchatware's user avatar
2 votes
1 answer
17k views

Cannot access PPA

I know there already exits a post on this (Cannot access PPA... please check your internet connection) which doesn't answer my problem. I was trying to download TLP on Ubuntu-13.04 and I got the ...
Denzil's user avatar
  • 203
4 votes
2 answers
4k views

Can I use TLP and CPUFreq at the same time?

I just started using ubuntu 14.04 recently. I read that it's good to have CPUFreq or TLP. I was wondering if it would be okay to have both. Would it cause any problems with the computer performance if ...
Jophy Johnson's user avatar
4 votes
1 answer
3k views

What are the pros and cons with pm-powersave for saving power?

I don't know how much power my system consuming and My UPS also behaves in a strange way. So I googled and stopped at Ubuntu Power Management. Installed powertop and everything is fine. As mentioned ...
Raja G's user avatar
  • 102k
4 votes
1 answer
5k views

Do I need Intel Linux Graphics Installer?

I am using 64 bit ubuntu 13.04 on a system running optimus technology - Nvidia 635M and an intel integrated card. Recently came across this article for Intel Linux Graphics Installer: http://...
charlie's user avatar
  • 1,792
2 votes
4 answers
5k views

Short Battery life for dell xps 15z

I bought dell xps 15z and installed Ubuntu 11.10 on this laptop. Laptop and ubuntu liked me. But I have problem with battery life. In windows it can 4-5 hours, but in ubuntu it is not more 2 hours. ...
user1017772's user avatar
3 votes
3 answers
3k views

Is laptop-mode-tools still relevant on 13.04?

Do they make some difference? I read in Ubuntu wiki that actually it has good power configuration management out of box.
Willian Mitsuda's user avatar

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