MAN page from CentOS 7 kernel-tools-5.4.25-200.el7.x86_64.rpm
Section: cpupower Manual (1)
cpupower - Shows and sets processor power related values
SYNOPSIScpupower [ -c cpulist ] <command> [ARGS]
is a collection of tools to examine and tune power savingrelated features of your processor.
The manpages of the commands (cpupower-<command>(1)) provide detaileddescriptions of supported features. Run cpupower help to get an overviewof supported commands.
- Shows supported commands and general usage.
--cpu cpulist, -c cpulist
- Only show or set values for specific cores.This option is not supported by all commands, details can be found in themanpages of the commands.
Some commands access all cores (typically the *-set commands), some onlythe first core (typically the *-info commands) by default.
The syntax for <cpulist> is based on how the kernel exports CPU bitmasks viasysfs files. Some examples:
- Equivalent to
- all cores
- Print the package name and version number.
--perf-bias parts written by Len Brown <len.brownAATTintel.com>Thomas Renninger <trennAATTsuse.de>
- SEE ALSO
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