Hot answers tagged battery
The package lm-sensors contains a very useful tool: The command sensors-detect tries to find any sensors it knows of, and any other it can recognize. It does this by various kinds of heuristics, tests, and, if you agree, crude tricks. The result is saved as a configuration file for the command sensors, which can be used to list the sensors that were found, ...
There are many ways to check out the battery temperature of your laptop. The information regarding your battery status and acpi is stored in /proc and /sys file system. The easiest way to read this information is using the following commands: upower a command line tool for UPower which provides an interface to enumerate power sources on the system and ...
Try the program psensor. You can get it by typing sudo apt-get install psensor. It places all the temperature sensors available to it in a nice compact GUI, graph, and toolbar icon. Here's a screenshot:
This is a kernel bug reported here: https://bugzilla.kernel.org/show_bug.cgi?id=92111 (many thanks @DougSmythies) Workaround: add acpi_osi= to the kernel cmdline in /etc/default/grub e.g.: GRUB_CMDLINE_LINUX="hid_apple.iso_layout=0 elevator=cfq acpi_osi=" run sudo update-grub afterwards and reboot. This will most likely disable thunderbolt.
Not all pstates are available when using acpi-cpufreq. You can check the available frequencies (pstates) via: sudo cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies Is 2100 listed? If it is listed, what do you get for: grep MHz /proc/cpuinfo and cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_setspeed Based on your comments, it ...
First, check and see if you have a battery entry in /proc/. ls /proc/acpi/ If the list you get back includes a 'battery' entry you can run: cat /proc/acpi/battery/ Which will return the information on the battery. Secondly, if the above ls /proc/acpi doesn't include an entry for 'battery' than you can install acpi with: sudo apt-get install acpi ...
1.Try to reinstall NotifyOSD sudo apt-get --reinstall install libnotify-bin notify-osd Then restart. 2.Installing Battstat Applet gives you a warning on top of all windows like this:- http://techrax.tk/wp-content/uploads/2015/05/critical_message.png To install it, do:- add-apt-repository ppa:iaz/battery-status apt-get update apt-get install ...
Just go to your BIOS/UEFI. After turning on, press "F2" until it writes "Preparing to enter setup". Then, you have to look for the power settings, or something similar. Within this menu, you can change the settings like you want. I am running a precision M4800 with Ubunt 15.04, and the settings work.
Try to use: http://linrunner.de/en/tlp/docs/tlp-linux-advanced-power-management.html Windows 7 lasts 4.5 on battery, Ubuntu lasted only 2 hours at best... later I installed TLP and Im at 5 1/2 - 6 hours (with Intel GPU in use instead of NVIDIA) Not to mention the fact, that this has been discussed a lot of times...else I wouldnt know about this
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