NAME¶cpupower - Shows and sets processor power related values
SYNOPSIS¶cpupower [ -c cpulist ] <command> [ARGS]
DESCRIPTION¶cpupower is a collection of tools to examine and tune power saving related features of your processor.
The manpages of the commands (cpupower-<command>(1)) provide detailed descriptions of supported features. Run cpupower help to get an overview of supported commands.
--cpu cpulist, -c cpulist
Some commands access all cores (typically the *-set commands), some only the first core (typically the *-info commands) by default.
The syntax for <cpulist> is based on how the kernel exports CPU bitmasks via sysfs files. Some examples:
- Equivalent to
- all cores
SEE ALSO¶cpupower-set(1), cpupower-info(1), cpupower-idle(1), cpupower-frequency-set(1), cpupower-frequency-info(1), cpupower-monitor(1), powertop(1)
--perf-bias parts written by Len Brown <firstname.lastname@example.org> Thomas Renninger <email@example.com>