Small Bash Power Usage Monitor

While I'm about releasing power scripts, I've quickly written this script to monitor power usage on various Linux systems. It needs ...Read more »

Automatically Resume from Suspend to Ram and Suspend to Disk to Save Battery in Linux

Suspending to RAM is allows the system to quickly wake up. But Suspend to Disk allows the system to completely power off, saving more power....Read more »

Fix Laptop overheating Problem in Ubuntu with Jupiter

Laptop overheating is not a new issue. Specially after Ubuntu 11 series, the number of complaints against overheating and battery drainage...Read more »

The truth about Linux Power Management "issues"

Anybody who's even remotely interested in Linux probably heard about a "power regression bug" in the Linux Kernel that was mak...Read more »

Tips for saving power on Intel Notebooks with i915 driver

Phoronix published some intel laptop linux power saving tips you might want to read: i915.i915_enable_rc6=1 i915.i915_enable_fbc=1 and i91...Read more »

Logging and Graphing Power Consumption of Embedded Linux Systems -- Busybox and GnuPlot analyzing the Kindle 3

Actually this should've been really easy. A small script loop on the kindle to log the battery consumption and then plug that data into ...Read more »

Charging Devices During Suspend Using your Notebook's USB Port with Linux

You probably have done this before: Plug your phone or mp3 into your Notebook's USB port to charge it. E.g. the Kindle usually only come...Read more »

Minimal Powertop as Bash Script esp. for Embedded Environments

I wrote this for my kindle and android devices. It's a nice, easy script though and should be great especially for embedded environments...Read more »

Is the Linux Desktop getting slower and more bloated?

In his "failure of logic" post "K. Mandla" writes that the Linux Desktop is not getting faster even though all the hard...Read more »

0.4 Watt Less During Audio Playback - (Updated:) Power Performance: Pulseaudio + Interrupt-Less Alsa

( Skip to the update ) Ok, so with some help from Pierre-Louis from Intel I've managed to get it working and do some performance/power t...Read more »

Pulseaudio Power Efficiency

Using pulseaudio in combination with alsa is already more power efficient and avoids many interrupts on current systems. In my experience th...Read more »

Saving 2 W power by Making Sure Laptop_Mode oesn't destroy your HD

Laptop_mode is actually a great thing, as it activates a few powerful power saving modes in Linux, most importantly disk power saving and de...Read more »

What to do if you mobile has battery problems

Sometimes mobile phones with Li-Ion battery have a problem that causes them not to provide anywhere near the expected run time. A possible p...Read more »

Make your Android power efficient in any situation (for free!)

In the following post I will explain how to use cpu tuner , a completely free and open source  app for android. All you need is root and so...Read more »

What can Governor Adjustments do for your Battery Mileage?

After my previous post about Android saving power with Linux governor tweaking , I did some governor tweak testing on my netbook with a twea...Read more »

Reduce Power Consumption Extend Battery Life of your Android with CPUfreq Governor Tweaks

CPUfreq is the part of the Linux kernel that changes your CPU's frequency to save power or increases it to make your system run faster. ...Read more »

Atom Power Usage Reduced with kernel 2.6.36

As expected, the intel_idle driver includes ATM-C4 and ATM-C6 CPU power saving modes in kernel 2.6.36, even if your BIOS doesn't annou...Read more »

Disabling Fsync in Laptop_Mode

There are several libraries that help you to disable fsync temporarily so your hard disk doesn't always spin up to save your notebooks b...Read more »

New Low Power Record - Power Management Progress in 2.6.35

I just wanted to test how low the system can go in it's power usage with the power management framework of kernel 2.6.35 and the results...Read more »

Fixing Suspend for the MSI Wind U110 in 2.6.34 and 2.6.35

The MSI Wind U110 suddenly stopped going into suspend more in newer kernels starting at 2.6.34. A kernel developed found where the issue is...Read more »