Questions about battery usage and issues in Ubuntu.

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0
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1answer
35 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% ...
0
votes
2answers
209 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' ...
0
votes
0answers
58 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 ...
1
vote
1answer
125 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 ...
0
votes
0answers
31 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 ...
0
votes
0answers
52 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, ...
0
votes
0answers
97 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 ...
5
votes
1answer
492 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 ...
0
votes
1answer
107 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 ...
1
vote
0answers
40 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 ...
1
vote
1answer
241 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 ...
1
vote
2answers
278 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 *-...
0
votes
1answer
19 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 ...
0
votes
0answers
108 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 ...
2
votes
0answers
203 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 ...
1
vote
2answers
184 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 ...
0
votes
0answers
186 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 ...
0
votes
0answers
51 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 ...
0
votes
0answers
649 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 ...
0
votes
1answer
132 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 ...
2
votes
3answers
315 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 ...
1
vote
0answers
112 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 ...
0
votes
1answer
297 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 ...
-1
votes
0answers
36 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 ...
1
vote
1answer
299 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 ...
1
vote
0answers
89 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 ...
1
vote
1answer
255 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 /usr/lib/x86_64-...
3
votes
1answer
513 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 ...
1
vote
0answers
36 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
votes
1answer
559 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. ...
-1
votes
1answer
241 views

How to use refresh command with freedesktop services?

I want to use the refresh command on this here But i do not know how to do it, please help.
2
votes
0answers
114 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 ...
-1
votes
1answer
32 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
vote
2answers
69 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
355 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
193 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 ...
1
vote
2answers
351 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!
0
votes
1answer
58 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.
1
vote
1answer
81 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 ...
1
vote
0answers
239 views

Battery suddenly drops to 0%

My battery started dropping down from around 35% to 0% suddenly . This started happening as soon as I installed ubuntu 12.04 ..I am using a lenovo Z510 laptop with windows 8.1 as default OS..Any ideas ...
0
votes
2answers
1k views

Surface Pro 3 Battery

I installed 15.04, everything is running smoothly. One issue, however, is that I have no battery notifier on either gnome nor unity. Q: How could I begin to trouble shoot this, if there is no fix, ...
1
vote
0answers
352 views

Laptop with Ubuntu Mate 15.04 screen dimming after 10 seconds

I watch movies on Youtube, Popcorn or XBMC and after 10 seconds when I have my laptop disconnected from power the screen dims. I know that there is an option in dconf-editor for longer timeout but ...
2
votes
0answers
64 views

Battery will not charge past 59%. I have no access to Windows or lenovo softwares anymore [duplicate]

I have an Ideapad Touch u430 that came with AOE licence. As it was recommanded, I used the Energy Manager to enable the Economy mode (I don't remember the exact name) that makes your battery stop ...
-1
votes
1answer
190 views

CPU frequency limit to 2000 on battery

I want set frequency to 2100 in battery mode but it have limit to 2000. I ran tlp ac and change CPU frequency with indicator-cpufreq to 2100 (and also check Performance) then check frequency with ...
2
votes
2answers
1k views

Why Ubuntu 15.04 with kernel 3.19.0-15 is using significantly more power?

I've recently upgraded to 15.04 and immediately noticed significantly faster battery depletion and warmer case. My MacBook Air 6,2 would easily hold 10-12 hours on battery power with Ubuntu 14.10 and ...
1
vote
1answer
881 views

Reduced battery life with ubuntu 15.04

I'm using a Lenovo Z-5070 Ci7. I had a battery life of nearly 4 hours when I was using Ubuntu 14.04 LTS. After updating to Vived Vervet (15.04) my battery life is reduced to nearly 2 to 2.5 hours. It'...
1
vote
0answers
82 views

Battery detected, working but not charging

My Dell laptop runs Ubuntu 14.04 LTS . It's saying that it's charging but it's stuck on 10% . I tried different chargers but it doesn't work . Help? I have this problem since I started using Ubuntu. ...
0
votes
1answer
224 views

How To Get Rid of This? Ubuntu is Definitely Consuming More Power Than Windows! [duplicate]

System details: Intel Core i5 2.50GH, Nvidia, 2GB RAM, 32bit O/S for both Linux and Windows. Well I have been using Ubuntu 14.04 LTS for nearly 1 week. I have noticed whenever my laptop runs on ...
2
votes
1answer
924 views

Need battery applet for Awesome WM and Ubuntu 14.04

Today I made a fresh installation of Ubuntu 14.04. I was using Ubuntu 10.04 previously. So far I have restored everything except for I cannot find an applet for Awesome WM that shows the battery ...
1
vote
0answers
68 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 ...