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However... there are many things that can ruin the party, both inside the kernel and in userspace. PowerTOP combines various sources of information from the kernel into one convenient screen so that you can see how well your system is doing, and which components are the biggest problem.
What's eating the battery life of my laptop? Why isn't it many more hours? Which software component causes the most power to be burned? These are important questions without a good answer... until now. The Linux 2.6.21 kernel introduces the so called tickless-idle feature. This feature allows the processor to be really idle for long periods of time, rather than having to wake up every millisecond more»
POWERTOP(1) POWERTOP(1) NAME powertop - program to analyze power consumption on Intel- based laptops SYNOPSIS powertop DESCRIPTION This manual page documents briefly the powertop commands. powertop is a program that shows the power consumption on Intel-based laptops and makes suggestions on how more»
1.8 -- * add suggestion to increase VM writeback timeout * add suggestion to enable INOTIFY in the kernel * fix socket fd leak, found by Nikerabbit on #powertop * Add support for deferrable timers (Scott Lamb) * Add active hint to enable USB autosuspend on Fedora 7 * Show blue color if the cpu is 25% or more busy to indicate that idle wakeups no longer is the nr 1 power causer (Santia more»
GNU GENERAL PUBLIC LICENSE Version 2, June 1991 Copyright (C) 1989, 1991 Free Softw more»