Questions about battery usage and issues in Ubuntu.

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Thinkpad Battery Life

I've got an X1 Carbon, and I've done my best to get battery life up to just under 3 hours. I've had the machine for two years now, but I'd really love to get 6 hours. Has anyone personally gotten a ...
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23 views

Ubuntu sleeps when power cable is removed

I just installed Ubuntu 14.04 on a Macbook 5,2. It works fairly well except that when the power cable is unplugged the desktop logs out, prompting the password menu and in less than a second the ...
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10 views

In battery mode disable apm hard drive sleeping?

I am using Ubuntu 14.04 LTS. I want to disable advanced power management level up to 255 when my laptop is in battery mode. At this moment amp change it to level 1 and it's very hard to deal with. ...
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14 views

HP battery not charging (works when removed/reinserted)

I've tended to have a problem with my battery on my HP sleekbook 15 on my ubuntu 14.04 installation. After going into hibernation or shutting down, when booted up, the battery is not charging... It ...
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18 views

Losing wireless networks on battery power 14.04

Running Ubuntu 14.04. Using a Dell Inspiron 5520. I assume this has to have been asked somewhere before, but Google has not been showing me any love whilst looking for a solution. If my computer is ...
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18 views

Excessive Draining Of Battery

I have Intel Corporation Haswell-ULT Integrated Graphics Controller and I've installed Tlp for battery saving but I am seeing no improvement in battery life, also my laptop is heating up more than it ...
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1answer
46 views

How to measure battery life on Ubuntu 14.10

So, I am rather happy with my battery life. I just want to know how I can measure how much time I actually get out of it. All the posts about battery life and Linux/Ubuntu/etc seem to be about ...
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26 views

Battery drains fast when it is suspended

I installed Ubuntu MATE 14.04 around a weak ago, and have had some problems. When I suspend the computer, it still drains battery faster than I think is correct. The battery is supposed to last ...
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34 views

Toshiba Satllite e45t Ubunut 14.04 - Heats up quickly, low battery life compared to windows 8.1

I bought a Toshiba Satellite 45t recently with factory windows 8.1. Did the usual UEFI and secure boot disablement and proceeded with installing Ubuntu 14.04 - dual boot with the Windows. Three days ...
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1answer
17 views

Is used content of memory saved to disk during suspension?

When suspending 14.04 on a laptop, is the used part of the main memory saved to the disk? I.e. is suspension save-to-ram or save-to-disk? If yes, saved to the swap partition or other partition? ...
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22 views

Laptop shuts down as soon as the battery is reached 65%

I have Ubuntu 14.04 dual boot with Windows 8.1. Windows is working perfectly fine but in Ubuntu, Laptop battery discharges slowly than the rate at which it used to discharge previously, and my PC ...
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14 views

Power management issues on my laptop

Yesterday I figured out that my System76 laptop isn't charging at all when it's both plugged in and turned on. IMHO it should charge at least a little so that when I grab it on the way out the door in ...
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1answer
43 views

Ubuntu MATE 14.04 and suspend error

I just installed Ubuntu MATE 14.04 on my computer 6 days ago, but have experienced that when I put it in suspend, it still empties the battery in a short time (the battery was half full, 4 hours, and ...
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36 views

Ubuntu 14.04 LTS battery indication wrong when unplugged

I just installed Ubuntu 14.04 LTS on my Asus R500V. When I used Windows 7, my battery would last for over 3 hours, but with Ubuntu the battery drains quickly per my battery indicator. Now the ...
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1answer
24 views

Laptop heats up faster and much more

I've installed Ubuntu (14.0.4 LTS) recently and my laptop is heating up more than ever... I am not even getting more time on battery. My PC is a Lenovo Ideapad Yoga 13 (3rd gen, ci5 , 4gb, 128gb ssd) ...
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1answer
54 views

How to monitor battery condition and pop-up notification?

Essentially, I would like this comment into a working answer. I know how to extract the battery percentage from How to check battery status using terminal?: upower -i $(upower -e | grep BAT) | ...
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0answers
19 views

Ubuntu upgrade with XFCE makes mouse battery die very fast

I recently upgraded my Ubuntu. I have always disliked Unity because it's so slow so I decided to move to XFCE. The problem is, ever since I did this (1 month ago), I've gone through 3 Energizer ...
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1answer
35 views

System76 laptops battery life [closed]

I have been impressed by the System76 laptops as they are designed for and ship with Ubuntu. I strongly feel the most important feature of a portable computer is that it is actually portable, i.e. ...
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1answer
76 views

Acer Aspire power management

I'm working to fix my Acer Aspire One netbook so that power management is working. Currently, it goes to "suspend" when either the lid is closed or it is idle. However, it must still be using ...
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0answers
46 views

How to use UPS with Ubuntu 14.04

Hello I have a UPS but can not see what procedure the battery and how to remain percent spending. Here I attach some photos looks like the battery of Ubuntu 14.04 The battery once it exists, and ...
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2answers
83 views

14.10: Battery indicator stuck on 64%

Yesterday I saw that when I plugged my laptop the battery indicator still showed me that I was on battery life instead of direct power. The percentage was 65% and after a few hours on power the ...
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0answers
27 views

How do I stop Ubuntu thinking it's installed on a laptop?

I have recently installed Ubuntu onto my desktop. I had some issues installing drivers for my graphics card and I had to reinstall Ubuntu. However, since the new install I have items in the top menu ...
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50 views

Improving battery Ubuntu 14.04 on Macbook Pro

Hey guys so usually I look on here for answers on here but I can't find any other suggestions. I want to switch my os to Ubuntu permanently from Mac but I can't get close to the battery life I was ...
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9 views

Pick which of laptop's battery to drain?

I have a a Lenovo T440s with two batteries, an internal one and an external one. Currently, which battery discharges first is not set. I am not sure how the system decides which battery to drain. I ...
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11 views

Conflict in Power Settings rating and Battery reading in menu

I have conflicting battery status readings when viewed in the dropdown user menu vs that shown in the Power Settings dialogue (which is the correct reading of the two). In fact, the status in the ...
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66 views

Please help! Blinking orange lights on laptop, battery not charging

I have just made a fresh Ubuntu 14.04 installation on a Toshiba Satellite L735 laptop. When I turn on the laptop and it is plugged to the socket, the battery icon does not show ("Show battery status ...
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24 views

New battery, computer turns off too early

I bought a new battery (which is a different type of battery than the one I had before) for my laptop Dell inspiron 1545 where I am running ubuntu 12.04. However, when I am running without a cable, ...
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37 views

Why is my battery indicator stuck?

My battery indicator is stuck on the value it had on the last log in. I also do not get low battery messages any more. I am on ubuntu 15.05...
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0answers
39 views

Battery not detected Ubuntu 14.10

I just installed Ubuntu on my new ASUS 205ta laptop. Unfortunately, the battery icon does not work because the battery is not detected. I tried the solutions to every other post, but nothing works. ...
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1answer
124 views

Battery discharges while AC is plugged in

I have a problem with my VN7-571G-56N0. My battery is discharging while the AC is plugged in. If i plug in the power cord, after i used the notebook with battery only, it charges it, but when i ...
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1answer
52 views

Display battery percentage for mouse and keyboard

I've recently bought myself a new Logitech wireless mouse and keyboard set. To get these working in Ubuntu 14.04, I first paired them (unifying USB) using Winblows then I installed Solaar. The issue ...
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48 views

''Radio device: ideapad_acpi' is a huge battery drain on my Lenovo Ideapad U410. Running Ubuntu 14.04

So just a few days ago I installed Ubuntu for the first time ever on my laptop - Lenovo Ideapad U410. I am dual-booting Ubuntu 14.04 and Windows 8.1. Although since the beginning I've been fixing many ...
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1answer
140 views

Battery indicator ALWAYS says Using Battery Power - even when plugged in - ASUS laptop

I have an ASUS N550JK laptop (BIOS version 204) running Ubuntu 14.04 (3.13.0-43-generic kernel). My issue is that the battery indicator ALWAYS shows that it's using battery power - even when plugged ...
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2answers
128 views

Power management and overheating

I have a HP envy 14. And dual booting windows 8 and Linux ubuntu 14.04. The problem is that it sometimes gets a little hotter than when booted with windows. Also I see that Linux "eats" the power. ...
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87 views

How to stop brightness changes (screen dimming) on low battery?

Ubuntu 14.10 automatically adjusts screen brightness on low battery. It does so despite explicitly being set not to. How to prevent this behaviour? I'd like the brightness to stay on the manually ...
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25 views

inspiron 1720 ubuntu 14.04 no battery switch over after removing power. power indicator is at 52%

Basic problem: NO battery switch over after removing power. It just dies. My battery indicator is gradually going down - currently its at, 52%, over the last five weeks from 62%. All suspension ...
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0answers
26 views

Thinkpad T60 Battery Problem

I have an IBM T60 laptop. It had an excellent battery, then I upgraded it to Ubuntu 14.04 LTS from Windows XP. First everything was fine, but then my laptop shut down and now the battery is not ...
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43 views

Battery management on Ubuntu

It seems like battery management in ubuntu is not as good as in Windows (at least for me), The battery in windows last for longer time. Another thing My laptop is on charge most of the time, but ...
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22 views

What is the difference between these power warning settings, and are they the only ones?

What exactly is the difference between percentage-low, percentage-critical, percentage-action when dealing with battery power on a laptop? What exactly does each of them mean? My current settings ...
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66 views

How do I determine exactly why my computer is unexpectedly shutting down?

For a while now, in both Ubuntu 14.04 and 14.10, my laptop shuts down suddenly and unexpectedly. This only happened when the computer was on battery power, and only when the power seemed to get within ...
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82 views

USB ports constantly connecting / disconnecting when devices with batteries are plugged in

I have a SONY VAIO Fit 13A and running Ububtu 14.04. My problem is that when I connect a device with a battery (like a mobile phone or an MP3 player) it gets constantly connected / disconnected. This ...
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1answer
91 views

Powermanagement of Nexus 4 with Ubuntu

I am using Ubuntu 14.10(r15) from the ubuntu-rtm/14.09/mako chanel on my Nexus 4. It runs quite good, but one big problem is still the powermanagement. The battery does not last very long. Even ...
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0answers
23 views

gnome 14.04 battery guage doesn't work

The icon is there, and it works sometimes, but other times it will not change at all. It will read full, or some state of charge and not move until my computer dies. I sometimes forget that I am ...
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4answers
104 views

Alternative way to run a sudo command on startup

I am trying to write a script for my Ubuntu system to hibernate, whenever the amount of battery left is (say) 5%. This script will run on startup. I can get the battery left using upower -d |grep ...
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92 views

Battery percentage won't go up while charging

I have HP notebook with a healthy battery. Problem is that when I try to charge it, system displays time remaining to charge and also percentage of the charge in the menu bar, but it stays stuck on ...
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1answer
121 views

Mate Ubuntu 14.04 battery indicator not showing status

I got Ubuntu 14.04 MATE. But battery indicator is not showing properly even after connecting the power cable or disconnecting. It just shows what's when started. Image-1 when power connected: Power ...
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1answer
103 views

Lenovo g500 on ubuntu, battery won't charge over 59%

When I had windows I used lenovo energy managment and set the battery to charge up to 60% only as it recommended it to me. Yesterday I switched to Ubuntu and now I have this problem. It would be great ...
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1answer
40 views

How do I get my power indicator to reliably warn me before shutting off my laptop?

A while back I was having trouble because my power indicator for my laptop running Ubuntu never warned me when the power was about to go off. That was when using Ubuntu 14.04, and to be honest, I ...
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73 views

14.04 battery status not recognized correctly on MacBook Air

I've installed Ubuntu 14.04 LTS on a MacBook Air 2011. When starting Ubuntu, sometimes the battery state is shown to be empty, although it is not. Hence, automatic shut down takes place. After one or ...
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1answer
21 views

How do I set the computer to turn off screen when battery is critically low?

I read in this answer that to set the configuration to suspend we need to type: gsettings set org.gnome.settings-daemon.plugins.power critical-battery-action 'suspend' However I want just to turn ...