Questions about battery usage and issues in Ubuntu.

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0
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0answers
9 views

Ideapad 100s - can I change the battery info?

The battery info on the lenovo ideapad 100s is seriously messed up. Upower returns this: upower -i $(upower -e) native-path: BMBT vendor: SUNWODA model: ...
5
votes
1answer
45 views

Are there any power consumption indicators?

I would love to see how much power my notebook is consuming all the time. Therefore I want an indicator that constantly (interval of 1 second maybe) monitors the current power consumption (measured ...
0
votes
0answers
3 views

Screen flickering when battery low in Kubuntu 16.04

some days ago I tried to install nVidia drivers but nothing came up, so I reverted (or I guess so) to the "original" situation. Everything works fine (actually I don't neet my card, integrated ...
1
vote
2answers
4k views

Battery not charging when laptop is in use (14.04)

I have a HP pavilion dv4, with an Intel® Core™ i5-2410M CPU. I switched to Ubuntu 14.04 recently and the battery of my laptop does not appear to charge when in use. It charges when the laptop is ...
0
votes
1answer
22 views

battery from laptop does only work when power cord is plugged in

I'm using a Asus laptop, about three years old and since I Switched to Ubuntu (16.04) it shows that the battery is fully charched, but when I disconnect the power cord, the laptop turns off. I can't ...
34
votes
2answers
15k views

How to change critically low battery value?

I would like my laptop to hibernate itself when the battery level is 10% to be sure it has enough power to complete the operation properly. Actually if I don't pay attention my laptop informs me it ...
0
votes
1answer
60 views

[16.04]Laptop behaves awkwardly when I'm running ubuntu

This may seem strange. But last month I bought a new laptop from HP and I installed Ubuntu 16.04 along side windows 10. From a month now, I'm observing quite unnecessary things going on and a bit ...
0
votes
0answers
41 views

Ubuntu 16.04 LTS - Poor battery life on Intel HD Graphic

I just switched from Windows 10 to Ubuntu 16.04 LTS and I am quite satisfied with it after installing and configuring Gnome Shell. However, like everyone, I encounter a significant drop in terms of ...
1
vote
1answer
183 views

PowerTOP issue with fresh 16.04 install on ThinkPad E555

Here's what happened when I tried to set optimum settings after installing PowerTOP: Reading package lists ... Done Dependency tree. Status information can be read .... Done Suggested packages:   ...
0
votes
0answers
10 views

Battery not charging in Dell Inspiron N5010

I recently purchased a new battery for my system. The battery is not charging though. Initially I thought that there is an issue with the battery. So I exchanged it to buy a new one but the problem ...
53
votes
6answers
79k views

How can I limit battery charging to 80% capacity?

I just learned that some Lenovo laptops include a utility that offers to limit battery charging capacity to within 0–80% in order to slow the attenuation of the battery lifespan: How can I do this ...
2
votes
5answers
3k views

Laptop Battery Draining Too Fast. Laptop is too hot

I have HP ProBook 4540s with CPU Intel(R) Core(TM) i3-3110M and GPU AMD Radeon HD 7650M and Intel(R) HD Graphics 4000. (Intel® Ivybridge Mobile also.) OK, the problem is that the laptop is getting ...
0
votes
2answers
95 views

overheating of GPU(Nvidia gefore 920m) and degraded battery life

i have dell inspiron-5558(i5-5200;8GB DRR3 RAM;4GB Nvidia-Geforce 920M as well intel HD graphics) and i am using Ubuntu 16.04LT in my windows i had a battery life of around 4-5 hours reading pdf but ...
1
vote
2answers
112 views

Poor battery life

I have relatively high discharge rate (about 14W, which results in ~3 hours of battery life) on my ThinkPad X230. I'm using TLP, intel_pstate's powersave governor. The following kernel arguments are ...
2
votes
1answer
49 views

Cant boot Ubuntu 16.04 after removing laptop battery

I had to remove my laptop battery as it was bloated and seemed to be a bit of a safety issue. Since removing it I cant boot Ubuntu 16.04 any longer. I still get into Grub and can boot my Windows 10, ...
1
vote
2answers
66 views

Which Ubuntu flavor? [closed]

I have a HP 255 G3 (specs can be found here) And I can't decide what Ubuntu flavor to install into it, vanilla, Gnome or Lubuntu, because I don't know the core differences in them. (The DE differences ...
5
votes
1answer
2k views

Ubuntu consumes more battery's power than Windows 8.1

I have installed Ubuntu 14.10 with Windows 8.1 dual boot. I have noticed that Ubuntu gives 3hr and Windows 4hr battery timing. Why?
1
vote
0answers
48 views

Battery capacity below 100% in Dell laptop and battery misbehaving

I just bought a Dell Inspiron 15 5000 laptop with a AMD A10-8700P CPU. I removed Windows 10 and installed Ubuntu 16.04. When plugged in, at random times, the battery icon will appear showing that the ...
3
votes
0answers
23 views

Battery Use Grouped By Application

Is there a way (other than powertop) I can see how much of my laptop battery's charge was used for each application over the current discharge cycle similar to how Android Marshmallow does?
3
votes
2answers
489 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) | ...
2
votes
2answers
19k views

How can I see the battery status of my Logitech wireless mouse?

Is there a way to monitor the mouse's battery status in Kubuntu? I have a Logitech Wireless Mouse M510 and in Windows I can use the default software (from official site) to monitor battery status and ...
9
votes
2answers
596 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, ...
0
votes
0answers
7 views

How to resume Ubuntu's last session after battery ends completely?

On my 14.04, I can only choose "Power off" at "When power is critically low" at Power tabe on System Settings. The option "Hibernate" is grayed. I would like to retrieve all programs at the point the ...
0
votes
1answer
37 views

“ Battery full ” notification for 16.04

Is there any software which can alert me when battery is 100 % ? I do not want to keep charging further causing battery damage. I use 16.04 LTS.
1
vote
3answers
2k views

Bad battery life on Xubuntu 16.04 Lenovo T460s

The battery life of my new Lenovo T460s is very bad (about 4,5h with a little bit browsing and half display contrast). Xubuntu 16.04 shows two batteries (SANYO 00HW022 and SANYO 01AV405). They were ...
0
votes
0answers
13 views

Power issue in Ubuntu 14.04

I am running Ubuntu 14.04 on my laptop. After recent system updates, I encountered a problem with my battery. My laptop battery from 40% directly start showing 2% and after that laptop hibernates ...
2
votes
1answer
207 views

Ubuntu 16.04 (Mate) - Draining Battery when powered OFF?

I have a fresh installation of the lastest Ubuntu 16.04 MATE on my new Laptop with all the latest Firmware / BIOS installed. For some reason the battery gets drained while the machine is powered off (...
0
votes
1answer
20 views

Sleep on unplugging with lid closed

I want the machine to stay on when I close the lid when plugged in (keep things running overnight, etc.), so I have it set that way, but if I then unplug it with the lid down, it seems the power ...
0
votes
1answer
33 views

Ubuntu 14.04 brightness issue

I have a Samsung laptop although I don't think this is relevant to the issue. If I boot my laptop on AC power, all brightness functions work properly even if I subsequently remove it from the power. ...
1
vote
1answer
55 views

Dell Power Managerment Drivers for Ubuntu 16.04

On Windows, Dell Power Management drivers are available for laptops for maximizing the health of battery. Due to drivers on Windows, Desktop Mode and Logetivity mode are available for maximizing ...
0
votes
1answer
32 views

With 16.04 my machine shuts down then restarts when battery level is critically low

I thought I had set my machine such that it would shutdown when the power was critically low on battery. In org.gnome.settings-daemon.plugins.power, I have set use-time-for-policy to false (i.e. no ...
14
votes
2answers
6k views

Won't Hibernate when Battery Critical

Ubuntu 12.04 64bit refuses to hibernate when battery is critically low. Instead it does a complete shutdown which is unnecessary and can cause loss of data. I have enabled Hibernate (pm-hibernate) ...
1
vote
1answer
74 views

Ubuntu 14.04 battery status unknown or 0%

I am using Ubuntu 14.04. Today all of a sudden when i turned on my laptop the battery was critically low and it logged off but i remember charging it to 100% the night before. When i logged on this is ...
0
votes
0answers
34 views

Card reader draining battery in Dell laptop?

I just bought a brand new Dell laptop and installed Ubuntu 16.04 on it. The battery started acting strange, i.e.: draining rapidly, and at times the system will shut down (when unplugged) even if ...
1
vote
0answers
41 views

Does Ubuntu Touch offer APIs for battery, installed apps enumeration, WiFi and cellular info, OS info, confinement info, etc?

I'm in the progress of porting my existing 'droid app as a native Ubuntu Touch QML + QT5 C++ app. I've tried to find a native Ubuntu Touch or QT5 API for the following goals, but without a luck so far....
0
votes
0answers
59 views

Battery icon is fuzzy in Ubuntu 16.04 LTS 64-bit Gnome

My battery icon is fuzzy in Ubuntu 16.04 LTS 64-bit Gnome 3, but at the same time, if I click it, it can present battery life in percentages. So what would be the problem with it?
5
votes
3answers
124 views

Update brightness level depending on the power source on 16.04 LTS

I recently migrated to 64 Bit 16.04 LTS from 32 Bit 14.04 LTS on my Toshiba L645 laptop. In 14.04 LTS system, I had a script that automatically updated the brightness level depending on the power ...
0
votes
1answer
48 views

Ubuntu ultrabook

I have a question considering ubuntu & ultrabooks. The problem is, a need a new computer. I'm looking for an ultrabook-like laptop which runs with long battery life (even under ubuntu) but I don't ...
2
votes
2answers
451 views

Poorer battery life after kernel upgrade: 4.5.2 (16.04 LTS)

When I first installed 16.04 LTS, at kernel 4.4.0, I had a decent battery life of about 3 hours average, but I upgraded to 4.5.2 to solve the suspend problem and some other issues, and now it's less ...
2
votes
3answers
816 views

High CPU Temperature after switch to Ubuntu 16.04

The idle CPU Temp of my Intel i5-3210M CPU was ~40°C on Ubuntu 14.04. Now, after upgrading to Ubuntu 16.04 (complete reinstall) it idles at ~52°C. Battery lifetime is also noticeably lower. What can ...
0
votes
0answers
20 views

suspend ubuntu on low battery but shuts down

I've already experienced this a couple of times but I am unsure if it's because I'm on low battery: I would close my laptop's lid when the battery is low and as a result, it enters into suspend mode. ...
1
vote
1answer
146 views

Automatically reduce brightness on battery in Ubuntu 15.10?

How can I automatically reduce brightness when I unplug the AC in Ubuntu 15.10? I tried modifying dconf-editor settings as suggested here, http://askubuntu.com/a/312619/511925, but there are no ...
0
votes
1answer
242 views

Ubuntu 16.04 and [AMD/ATI] Thames [Radeon HD 7550M/7570M/7650M] fan active most of the time

My notebook has Ubuntu 16.04 installed. But the fans are active most of the time. This reduces the time it can run on battery. This is unlike when I used Ubuntu 15.10. When you run the command: ...
149
votes
16answers
201k views

How to check battery status using terminal?

I would like a command that check the battery status through the terminal
5
votes
2answers
112 views

Dell E6520 wont boot ubuntu unless plugged in on AC power

I've got a problem booting. Ubuntu 16.04 on my Dell E6520 laptop boots normally when plugged in. However, when booting on battery power it shuts down entirely. Sometimes it makes it as far as the ...
0
votes
0answers
68 views

(noob) Ububntu 16.04: Gnome makes battery life (a lot) shorter than Unity ? (xps 15 9550)

I'm really new to the Linux world. After a LOT of complications about setting up a dual boot win10/ubuntu, I've decided to use only Ubuntu 16.04 GNOME (for now). I've tried Ubuntu 16.04 too but I ...
0
votes
0answers
50 views

lenovo ideapad z510 the battery is plugged in but not charging

my laptop is lenovo ideapad z510 the battery is not charging never also when It is plugged into electricity , sometimes it is Extinguished without any introductions and the light is red always
0
votes
0answers
52 views

Ubuntu Touch - setting the low battery warning level and behavior?

I had always assumed that if a battery is full, and a smartphone is connected to a charger, then the phone would simply disconnect power from the battery charging circuit once the battery is full, and ...
1
vote
0answers
70 views

Ubuntu 16.04 Battery Drains to 50% in shutdown in 5-6 hours [HP pavilion Gaming Notebook]

I have a dual boot system with windows 10. I use ubuntu most of the time and in the night when i shut it down with 90%-95% battery. Next morning when i open up the laptop, the battery is drained to ...
1
vote
0answers
82 views

Ubuntu 16.04 saying battery discharging even after plugged in charger

I have plugged in charger and run following command: cat /sys/class/power_supply/BAT0/status It says discharging in both cases plugged in or plugged out. Even battery icon indicator is not changing ...