Questions about battery usage and issues in Ubuntu.

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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 ...
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0answers
57 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 ...
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25 views

Can you disable the low battery notification?

I have a question about the low battery notification when your battery is low. Can I disable it? It really annoys me at times.
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2answers
427 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, ...
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0answers
16 views

screen brightness does not affect working hours

I have noticed that screen brightness does not affect working hours on battery of my laptop in any Ubuntu version I used so far (Ubuntu 12.10, 13.04, 13.10, 14.04, 14.10 and 15.04). I can increase ...
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0answers
241 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 ...
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0answers
55 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 ...
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1answer
80 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 ...
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2answers
479 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 ...
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1answer
441 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
38 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. ...
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1answer
99 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 ...
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0answers
108 views

Ubuntu 15.04 doesn't detect battery (Toshiba Satellite L755D)

There is no battery detected my laptop. It is a Toshiba Satellite L775D. Any help?
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0answers
41 views

Execute script on power supply connected

I am looking for a method that will call a script when the power supply is connected, or the battery state becomes "Charging". I will not accept answers involving any type of cron or loops. I know ...
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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 ...
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0answers
50 views

Battery Low Alert for Gnome

Ubuntu 14.10, Gnome desktop never shows an alert when battery is down. It caused my laptop power off due to low battery a couple of times. Wondering if these is any method that I can set a low battery ...
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0answers
43 views

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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0answers
34 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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0answers
72 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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0answers
61 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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0answers
33 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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0answers
31 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
88 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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0answers
49 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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0answers
72 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
27 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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0answers
51 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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0answers
28 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 ...
0
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1answer
191 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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0answers
88 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
36 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
133 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
48 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
125 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. ...
2
votes
1answer
128 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
162 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
223 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
34 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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0answers
85 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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0answers
11 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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0answers
14 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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0answers
155 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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0answers
27 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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0answers
54 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
64 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. ...
1
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1answer
186 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 ...
0
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1answer
185 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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0answers
68 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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2answers
285 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
156 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. ...