Questions about battery usage and issues in Ubuntu.

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5 views

Strange battery behavior after updating from 14.04 to 15.04

I'm using HP machine with Intel Pentium N3520 and 4GB RAM. I recently updated to Ubuntu 15.04 and facing issues with battery, which is behaving like anything. It does not charges when operating system ...
2
votes
2answers
21 views

Does disabling touchscreen have any impact on battery life?

I hesitate about keeping my touchscreen disabled on my Ubuntu installation. I have disabled it by adding Option "Ignore" "on" to my /usr/share/X11/xorg.conf.d/10-evdev.conf file : Section ...
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0answers
5 views

Battery always showing 99% even when unplugged

On the Ubuntu 14.04 panel, the battery state always shows 99% charged, even when it is unplugged for some time and battery state should be lower. The same happens with the acpi command. How can I ...
1
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0answers
16 views

How to disable automatic shut-down on low power (Ubuntu 15.04)?

So apparently there's a nasty bug on my laptop (an Acer Aspire 3810T) that makes Ubuntu freak out when plugging/unplugging power. Frequently, it claims the battery is at 0% when switching power ...
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0answers
17 views

no battery indicator (bug?)

I know there are similar posts (I even post this question two months ago with no replies) but I could not figure out a solution. Also, searching in Internet did not give anything useful. I am not ...
9
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1answer
102 views

Notebook does not power off when battery is critically low

After discharging the battery completely, my notebook suspends instead of shutting down. That happens regardless of using intel graphics or NVIDIA graphics mode on ubuntu 15.04. Can this issue be ...
0
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0answers
8 views

Toshiba laptop not booting directly to Ubuntu

After I reinstalled my hard drive, after I encountered a problem with it, which was caused by my laptop's battery running all the way down (Toshiba Satellite - has this been known to happen before?), ...
0
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0answers
14 views

PC is shutting down although the battery is charged 50% of above

I'm using Ubuntu 14.04 the problem is when I am using pc with plug in for charging or without charging from starting time it working normally.But when I plug out the pc from charger when the pc is ...
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0answers
18 views

Ubuntu 14.04 can't fully charge battery with windows 8.1 dual boot

I have a Toshiba Satellite E45t-A4100 dual boot windows 8.1 with ubuntu 14.04. There was no problem with installation. Normally the battery will charge to 70%. Sometimes it will charge to roughly 80% ...
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0answers
18 views

12.04 LTS can't boot from battery [closed]

I am new to Linux and have installed CAELinux xubuntu 12.04 LTS. The install seemed to work, but the problem is when I try to log into my account while using my battery and not a/c power. At first ...
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0answers
10 views

Notebook power and Ubuntu 14.04

I am install Ubuntu 14.04 to my notebook, and I have some strange behavior, when I disconect from energy network when battery charge less than 60% notebook switch off. I want to prevent that. I trying ...
0
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1answer
35 views

Disable low battery notifications/warning on 15.04

I would like to disable the low battery warnings on Ubuntu 15.04. My laptop seems to have a faulty charge port or has trouble detecting the true charge of any battery I put in it, even brand new ...
0
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0answers
23 views

Battery charge limit and critical battery action

Ubuntu 14.04 lenovo z50-70 here. Here's my situation. I am using my laptop with the power cord plugged in at all times because i essentially use it as a desktop. Never leave the house with it and ...
0
votes
0answers
48 views

Battery percentage jumps down to 6% from 50% or 60%?

So, as the title says, I have checked Power Stats in Ubuntu and Energy when Full and Energy (design) are the same which is 37.2 Wh but the percentage is funny with actual battery life left in my ...
0
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0answers
18 views

Absent power status indicator

I have no power status indicator on my top unity panel. All of the suggested solutions to restore it doesn't work for me. Also there is no power usage statistic in unity-control-center -> power ...
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0answers
13 views

Battery Problem doesn't reach 100%

After installing Ubuntu my battery doesn't reach 60 % while it's charging for an hour... I have also asked there was no battery problem my laptop is lenovo z50-70
0
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1answer
52 views

Battery not fully charged (it shows 100%)

Ever since I upgraded from ubuntu 12.04 to 14.04 I've been noticing that the battery does not last as much as it used to. The bar indicator shows that it is fully charged but I ran tlp-stat and I got ...
0
votes
1answer
24 views

Lubuntu 14.04 show internal error after battery is drained

I use a 2011 MacBook with Lubuntu 14.04 Whenever I have used up all the battery I get an Ubuntu Internal Error which disappears after rebooting again.. The error does not affect usability but is ...
0
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0answers
28 views

Recently installed ubuntu 15.04 replacing windows 7, on thinkpad edge e430. unresolved battery issue?

tlp stat result: tp-smapi = inactive tpacpi = active i have tried (Lenovo ThinkPad Edge E430 Battery Problem), but this battery works fine on windows with think power manager. let me know if ...
0
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0answers
34 views

Issues with upgrade 12.04 to 14.04 (battery drain, freezes…)

I've been using ubuntu 12.04 for over a year without any issues with my laptop (MSI GT70.) It has an integrated intel graphics card and an nvidia GTX 870M. Therefore, I have been using the bumblebee ...
0
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0answers
14 views

Preformance profiles? How? 15.04

I'm experiencing a problem when using Linux (Ubuntu gnome 15.04 for now, but it does not matter what distro or DE to use). If i launch several applications my laptop stops charging, and starts to use ...
1
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0answers
52 views

Ubuntu Aquaris 4.5 battery sometimes runs down quickly when not in use?

Checking the battery use for the Ubuntu phone Aquaris4.5 it shows an almost flat line when not used (wifi enabled, otherwise all the battery saving settings used) Occasionally (3times in the last ...
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0answers
17 views

Is there any way to stop charging when the laptop battery hits 90%?

Most answers I found on the Internet was about thinkpad. It seems thinkpad has a useful program to do this. My laptop is Asus, I cannot find such an app for it. Is there any way to stop charging when ...
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0answers
13 views

fan off + system slowdown in battery mode

If my laptop runs on the battery, its fan is off/silent and the system sometimes slows down till complete freeze. I believe it's somehow related with power management. For comparison, when I run an ...
0
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0answers
12 views

Problem in gbome ubuntu suddenly when charging battery

MY problem is solved... but this it (I want to ask about what could have caused it and if it will happen again): I have a new battery in my laptop (acer) that is 2 months old... it was working fine. ...
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0answers
18 views

Disable “battery dead” notification

For seven years a notebook was being used without plugging out the charger, which obviously killed the battery to death. Now a freshly installed Ubuntu warns me every time I turn on the notebook that ...
0
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0answers
21 views

Ethernet port doesn't work when laptop plugged out of AC power

Currently, I have 3 OS installed on my Disk, Windows 7 Ubuntu 15.04 Kali Linux (Recently installed) The problem persists before installation of Kali Linux that, When I've booted into Ubuntu, ...
0
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0answers
28 views

Fix internal battery on laptop

My laptop battery has only about 39% of the designed capacity resulting in it lasting for 50 minutes max which is a huge issue considering I need this laptop working for a decent amount of time even ...
0
votes
1answer
21 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
1answer
38 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
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0answers
48 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
44 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
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0answers
16 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
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0answers
27 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
54 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 ...
4
votes
1answer
115 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
38 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
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0answers
15 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
80 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
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2answers
72 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
15 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
32 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 ...
1
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0answers
101 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
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2answers
104 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
65 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
22 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 ...
1
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0answers
178 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
57 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
63 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
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0answers
49 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 ...