Questions about battery usage and issues in Ubuntu.

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0
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0answers
6 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 ...
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0answers
11 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, ...
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0answers
15 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
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1answer
10 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
7 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% ...
1
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1answer
443 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. ...
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0answers
29 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
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0answers
48 views

Battery discharges while computer is off

I bought a hp 15-r003np 2 weeks ago and installed ubuntu 14.04 LTS with dual boot (to windows 8). When i shutdown ubuntu, in the next day battery has 85% of charge, despite the computer shutdown. If i ...
1
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1answer
28 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
89 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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0answers
13 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
29 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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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, ...
4
votes
1answer
83 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
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 ...
1
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3answers
1k views

How to write a script to “listen” to battery status and alert me when it's above 60% or below 40%?

I want to make a tool that alerts when battery is below 40% or above 60% so I can start/stop charging accordingly. I know some tools alert when battery is low, that's not enough. Is there a tool that ...
1
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0answers
10 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
47 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
126 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
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2answers
39 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
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 ...
1
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0answers
77 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 ...
2
votes
2answers
483 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
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0answers
148 views

Battery Threshhold

I recently installed Ubuntu 14.04, which is really nice but my battery is not charging past 59%. I recall tinkering with Lenovo battery management on Windows to reserve the life span but I wiped ...
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0answers
20 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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2answers
76 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 ...
2
votes
1answer
331 views

Checking battery status using other than acpi command

Is there any way to get the battery status without acpi? I'm using Ubuntu 11.10 and I needed to install acpi via apt-get. So I guess there's another command that is used to check battery status ...
0
votes
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 ...
0
votes
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 ...
1
vote
0answers
52 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 ...
1
vote
0answers
87 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
180 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 ...
0
votes
1answer
48 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 ...
1
vote
2answers
286 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 ...
2
votes
3answers
53 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
43 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
0answers
18 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 ...
3
votes
2answers
4k views

No battery icon in Ubuntu Gnome 14.04

I'm using an Asus K56CB Laptop and I just upgraded from Ubuntu Gnome 13.10 to Ubuntu Gnome 14.04 (Gnome shell 3.10.4) however now I don't have a battery icon in the upper right-hand corner. Also the ...
0
votes
1answer
109 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
vote
0answers
44 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 ...
0
votes
1answer
48 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 ...
5
votes
0answers
952 views

How to count battery cycles?

Like most users that have searched know, Manufacturers ACPI implementation is a mess and for most of our laptops, battery info is unavailable or wrong (on a dell inspiron 15z, the rate is divided by ...
0
votes
0answers
48 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 ...
0
votes
0answers
53 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 ...
0
votes
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 ...
0
votes
0answers
26 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
vote
1answer
34 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 ...
7
votes
1answer
476 views

Wrong battery state reading cause brutal shutdown

I have an Asus Zenbook UX31A, the Asus 13" unit from first generation ultrabooks. I run Ubuntu 12.10 up to date on it. Before a week or two I used to enjoy more that 5 hours of battery life, ...
2
votes
1answer
275 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 ...
5
votes
2answers
773 views

Laptop battery always discharging

I have a fully up to date Ubuntu 14.04 on my Asus X550DP laptop. My problem is that the battery is always discharging. When I plug the AC adapter in, it charges battery up to around 96% and stops ...