Questions about battery usage and issues in Ubuntu.

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5 views

USB and PCI devices taking a LOT of power

So I ran powertop on my laptop and saw that I have a lot of devices that are draining power on full speed the whole time according to the program. As you can see there a lot of things taking 100% ...
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0answers
15 views

Damaged battery notification in

I have been struggling with a dramatic decrease of battery life on my laptop ever since I switched from Windows to Ubuntu. Today, someone said that it might be the issue with Unity, so I installed ...
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0answers
5 views

tp_smapi on the Lenevo Thinkpad T440p (or just battery thresholding)

I'm trying to get the tp_smapi module working on my Thinkpad T440p for battery thresholding with tlp. However, when I run sudo tlp-stat -b it returns tp-smapi = inactive (kernel module 'tp_smapi' ...
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0answers
26 views

Issues after installing Ubuntu 15.04

I have installed Ubuntu 15.04 on my Dell Inspiron N5110 which was already having Windows 7 Ultimate. After installing Ubuntu, I am unable to open Windows. It is showing Windows loader but unable to ...
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1answer
24 views

Battery suddenly not charging anymore

I have a relatively new ASUS F451MA. I had already updated the BIOS to the latest version before the problem appeared. I have opened up my laptop and tried to reset the battery by taking it out and ...
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0answers
12 views

Sony Vaio S external sheet battery not used under Ubuntu?

I have a problem with my Sony Vaio S Laptop and my external sheet battery. I do not know whether only the display is not appropriate or if the battery is never actually used, but when the bettery of ...
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0answers
20 views

battery is not being charged or used

My battery is 89% charged, but as soon as I pull out the power cord from my laptop the laptop electricity supply is killed (and the computer shuts down). Here are my battery stats: So basically, ...
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0answers
27 views

kubuntu 15.04 lagging problem along with more power consumption

I have installed Kubuntu 15.04 on my dell inspiron 5520 (64 bit) . But when every time I open facebook in Firefox or Chromium after some time my laptop is not responding for 20 to 24 minutes.Also ...
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1answer
79 views

Battery drains very fast on Ubuntu

I have a Lenovo Z50-70 Laptop with dual boot between Windows 8.1 and Ubuntu 14.04 LTS. The battery lasts for about 6 hours on Windows but lasts only 2.5 hrs or less on Ubuntu. Since the difference is ...
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1answer
27 views

Automatically shutdown when switching to battery

I'm recently made my old laptop into a server using Ubuntu Desktop 15.04. But because my laptop has an almost dead battery I want Ubuntu to save all data that it's on (or at least close the running ...
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0answers
6 views

low battery back up on my dell laptop xps 15 lx501 running on ubuntu14.04

i am getting battery backup of 1:40 on my laptop when the battery is full charged. battery is new so i doubt that there is any problem with that. it was running perfectly fine on windows 7 this ...
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1answer
40 views

JUPITER installation problems ..

** PLEASE HELP ** i attempted to install the JUPITER app on 3 different occasions an all i keep getting as end result is ..... Cannot add PPA: 'ppa:webupd8team/jupiter'. Please check that the PPA ...
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2answers
37 views

lshw output: unclaimed and strange lines in memory

I am sorry if this has already been asked, I could not find any solutions. I have some questions about lshw output: 1. What do these lines in *memory section mean? (the same appears in *-bank:1 and ...
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1answer
13 views

Ubuntu locks laptop at 3% battery

Alright, So I let my laptop's battery drain to 2% battery before pluging it into the charger to recharge but ubuntu acts funny around 3% and only 3%. When it gets that low, it locks my laptop to ...
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0answers
19 views

Ubuntu 14.04: Battery charge unable to determine time to complete charge

I recently bought a second replacement battery for my laptop, and the battery charged completely. The laptop dual boots into Windows 8.1 and Ubuntu 14.04. Recently, while working in Ubuntu, the ...
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0answers
73 views

How to disable bluebooth mouse battery on Power Indicator

I use Ubuntu 14.04v on my HP ENVY 14 (14-k030TX) Power Indicator contains my Bluetooth mouse's battery but it's wrong , and it will an average of the battery level on my Power Indicator, so the ...
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2answers
70 views

Will installing TLP noticeably change Ubuntu?

I'm running Ubuntu 14.04 on a MacBook, and am considering installing TLP to improve battery life/overheating. But I'm curious if it will change brightness settings/Internet or Bluetooth ...
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0answers
45 views

Battery life for MacBook running Ubuntu

I've noticed running Ubuntu 14.04 on my 2012 Macbook makes for a much shorter battery life on the machine, compared to OS X. I understand OS X is probably optimized for my hardware and this leads to a ...
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0answers
18 views

What algorithm (and where) is “time remaining” calculated?

I use Ubuntu 15.04 with Unity. In the upper-right Ubuntu shows the time remaining. What part of the code is used to calculate this? If I understand correctly, the hardware is responsible for reporting ...
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0answers
78 views

ASUS UX305 battery not charging

This problem is known in the sense that it is asked in multiple places online, but there does not seem to be a good solution. I am running 15.04 and am up to date. My ASUS UX305 does not charge on ...
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1answer
47 views

How to change battery settings like in Windows. (Power saving, balanced, gaming)

Just got Ubuntu a couple of days ago because I wanted to try something new. I'm fond of gaming but I am also recently into programming. Sometimes I have a charger and sometimes I don't. Other than ...
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3answers
50 views

How to make a bash script execute when the battery on my laptop begins charging/discharging?

I have a conky setup that displays my battery level. The problem is, whenever I plug/unplug my laptop from the charger I need to run the conky-startup script to get it to display properly. I find this ...
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0answers
42 views

Screen Dimming Anomaly

My Lenovo G780 with Ubuntu 14.04 is fine when the AC charger is plugged in. However, when unplugged, if my mouse does not move for ~12 seconds, the screen dims a bit, but this is not detected by my ...
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1answer
102 views

Samsung laptop running Ubuntu 15.04 shuts down at 30% battery without warning

My laptop shuts down suddenly at 30% battery when not charging. It does not show any warning. The screen turns black all of a sudden and I can only reboot after I've plugged in and started charging ...
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0answers
17 views

laptop powers off on its own when under load and battery only (ubuntu 14.04), but works fine on windows

Well, the title says it all. My battery works fine for 1h until it is depleted on windows. But under stress on ubuntu, the machine powers off and doesn't start up again unless I plug it in. The ...
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0answers
45 views

Xubuntu 15.04 battery percentage

is there please any way to show battery percentage and battery remaining time in the xfce panel without clicking on battery icon in the panel? This feature worked in previous Xubuntu versions (show ...
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1answer
45 views

Battery indicator on MacbookAir 4,2 incorrect

I have Ubuntu 15.04 installed. My computer and it's battery is a tad old (2011) and typically doesn't last longer than an hour. The battery indicator % never seems representative of the actual status ...
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0answers
42 views

MacBook Pro 11,1 Magsafe connector gets hot

I've installed Ubuntu 14.04 on my Macbook Pro 11,1 and updated the kernel to version 3.19.8. I have a problem now. If I plug in the Magsafe connector the connector and the surroundings on the macbook ...
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0answers
60 views

BQ E4.5 r22: setup an alarm from a script run by user phablet or its cron job

I run in my BQ E4.5 Ubuntu phone a cron job which monitors every 5 minute the battery level. I'd like to be able to create an alarm let's say if battery is below 10% to get the users attention of the ...
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0answers
49 views

Macbook Pro 11,1 strange suspend

I've installed Ubuntu 14.04 on my Macbook Pro 11,1 and updated the kernel to version 3.19.8. In my opinion everything works fine except Also I have a problem with suspend. Sometimes very strange ...
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0answers
23 views

Power options interface always shows as running on battery with 14.04

I've just completed a fresh install of ubuntu 14.04 and performed a complete update. My battery status indicator in the top menu bar always says that I'm running on the battery, even if it's plugged ...
1
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1answer
33 views

Indicator-Power-Message: exiting: service couldn't acquire or lost ownership of busname

Sometimes I see my battery indicator and sometimes I don't. I've attempted every fix in this thread with no results. I might have found the source of the problem, though. When I run ...
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0answers
64 views

Moto G not charging when connected via usb

I'm using Ubuntu 15.04 (Vivid Vervet). When I connect my phone to the computer via the usb cable I cannot get the phone to charge. I could do data transfer and access the internal storage but just ...
2
votes
1answer
271 views

BQ Ubuntu phone: Did you have to calibrate your battery?

I'm happy with the battery life of my phone, I get several days of use between charges. The problem is that the battery indicator is too unreliable. The charge might drop from 50% to 0% overnight ...
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0answers
28 views

Laptop Charger offline?

I run Ubuntu 14.04.1 Lately my charger has been taking a while to detect that the charger is in. Even when it is in, it goes back and forth from charging to running off battery. When I check the ...
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0answers
18 views

Since switching zto gnomeubuntu my battery last about 15 minutes!

What could cause my battery to drain in about 15 minutes, under windows 8 I could get about 2 hours Is there anything I can check?
2
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1answer
90 views

Cannot detect power supply plug/unplug on Ubuntu 14.04.2

After plug/unplug power supply nothing happened, means battery icon does not have any reflect or when unplug power supply use battery until become completely empty without hibernate or even shut down. ...
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0answers
39 views

Missing battery/power indiciator

I'm on a fresh install of Ubuntu 15.04, and the battery indicator seems to not be present. It doesn't appear on the login/lock screen either. I found this answer from back in 2011, however none of ...
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0answers
11 views

How can I repair the system management from the recovery menu

I have Ubuntu 12.04 LTS installed on an Acer AO756. I cannot run Ubuntu in normal mode under mains power alone. If I try to do so the computer shuts itself down after a few seconds. The only stable ...
0
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0answers
21 views

What is wrong with the power management of my Aspire One 756

My Acer Aspire One 756 (AO756-2894) doesn't want to charge the battery. The battery might be dead. However plugged in and without the battery it seems to remember the state of charge of the battery ...
0
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0answers
21 views

Battrey charge and not to 100%

I have Asus X45LC, and after install Ubuntu 14.04 my laptop battery not change to 100% and very soon empty. why? When I Install Charger Cabal, on first not change, and I back and too install start to ...
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1answer
30 views

Ubuntu 12.04 LTS and Windows 7

I am using Ubuntu 12.04 LTS dual booted with Windows 7 , when i am with windows 7, computer performs normally, but when i switched to Ubuntu it roaring like anything , also heats up quicklyand battery ...
1
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2answers
46 views

Damaged and locked dependencies

First of all I point out I'm not expert so sorry if I don't understand something or I write some silly stuff. I downloaded the TLP for power saving while using my laptop with the battery, even though ...
0
votes
1answer
171 views

How to save battery life in Dell Vostro 3446 (Ubuntu 15.04)

I have both Windows 7 and Ubuntu 15.04 on my Vostro 3446. I noticed that when I'm on Windows 7 I get easily 4-5 hours of battery life but when I'm on Ubuntu, it barely lasts 1.5-2 hours. I cam across ...
3
votes
0answers
46 views

Battery indicator disappears on connecting the power

I removed Unity and installed Gnome on Ubuntu 14.04. Now the battery indicator disappears on connecting power. The indicator-power-service appears to be there but it isn't working. On running it from ...
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2answers
86 views

How do I turn off battery charging in Ubuntu?

I mainly work on AC power. Therefore Windows has the below utility to improve battery life for my scenario by disabling battery charging: How do I achieve this in Ubuntu? Thanks in advance!
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0answers
50 views

What is the proper/recomended way to handle laptop power management in Ubuntu?

I have seen many power management utilities/methods for Ubuntu. These are few of them: TLP CPU Power Scaling indicator-cpufreq cpupower Using powertop command Using laptop-mode-tools Intel i915 ...
0
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1answer
33 views

How can I get a visual indication if I muted audio and the battery power is running out?

Is it possible to show a flickering or something else to indicate the shut-down process is nearby instead to get my attention with beeps? Ubuntu Gnome here.
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0answers
40 views

Is it possible to turn off Thinkpad dead battery led indicator?

I have old Thinkpad T61 with ubuntu 14.04LTS. Battery is completely dead (orange light is blinking all the time). But I don't want to replace it. I would like to turn off that indicator? Can it be ...
1
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1answer
35 views

How can I monitor battery temperature?

Is there an app or a widget for Ubuntu 14.04 that would allow me to keep track of my laptop battery temperature? So far I've found this thread but the question was never answered. It's an Inspiron ...