Linked Questions

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votes
0answers
66 views

Power Management

I'm running Ubuntu on an Acer Aspire V Nitro - VN7-571G laptop. The battery should last for 8.5 hours with Windows 8.1, but with Ubunt the battery drains in about 3 hours. Acer has no drivers for ...
2
votes
2answers
3k views

Ubuntu 12.04 LTS drains my Samsung Series 9 900X3C ultrabook's battery extremely fast. Is there anything I can do to fix that?

The title basically says it all. My Samsung Series 9 900X3C ultrabook's battery is in the deep red around barely three hours after disconnecting it from the power - and during most of that time the ...
1
vote
1answer
37 views

How to put ubuntu into Performance mode

Is there any command i should use to do this or am i just out of luck? have looked at Jupiter but it seems to be obsolete. Is there another program i could install? If so please tell me the name of ...
1
vote
0answers
37 views

Battery efficiency issue in Ubuntu 14.04

I have an HP Probook 440 G2, with an intel core i5-4210U processor. I have dual boot windows 8.1 installation. I get approx 5+ hours of battery backup in Windows 8.1 and approx 2+ hours in Ubuntu. My ...
1
vote
1answer
41 views

Energy Saving on Ubuntu PC's (not Laptops!) [duplicate]

Can I use software designed for power saving on laptops on Home PC. (not a laptop) Or maybe someone could suggest alternative tools designed for saving power on PC desktop? What are the other steps ...
-4
votes
0answers
35 views

Battery Life on Dell

i just installed ubuntu and im gettin around 3 hours of batery life on a full charge and it used to get about 3 times that on windows i already istalled tlp but if there anything i can do to improve ...
120
votes
22answers
98k views

Tips to extend battery life for laptops and notebooks

This question is present as a matter of historical interest. While you are encouraged to help maintain its answers, please understand that "big list" questions are not generally allowed on Ask ...
1
vote
2answers
450 views

What is the battery life of Lenovo t431s with Ubuntu?

I realize that some of you may own a Lenovo t431s laptop. Could you please share, what is a realistic battery life that I could expect from it with web/WiFi/coding usage? I couldn't find any Linux ...
2
votes
4answers
4k 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. ...
11
votes
3answers
19k views

How to disable auto power off of usb devices like usb mouse?

I don't know how , but somehow automatic power-off of usb devices got accidently enabled. Now my usb mouse goes off even if it's idle for 2-3 seconds. it's really irritating. help?!!!!! P.S. This ...
0
votes
0answers
52 views

Some problems with Ubuntu (particularly Hardware Decoding)

I'm new here and I have no experience using Ubuntu. I have finally decided to install Ubuntu 14.04 on my Netbook. Acer Aspire One 725 CPU: AMD C-70 APU Dual-Core 1.33 GHz GPU: AMD Radeon HD 7290 ...
0
votes
2answers
326 views

how to fix ubuntu overheating

I'm new to Ubuntu but not to Linux and this is the first time overheating has been an issue for me. I'm using the latest version with all the updates installed and my computer has a Intel Core ...
0
votes
2answers
420 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 ...
27
votes
8answers
31k views

How do I make Powertop changes permanent?

I'm on a Compaq 615 and it's fan is loud. Not much you can do about that but I'm trying to keep the CPU/GPU as cool as possible. This is what Powertop has to say: If I change all of them to ...

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