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1.TH CPUPOWER "1" "07/03/2011" "" "cpupower Manual"2.SH NAME3cpupower \- Shows and sets processor power related values4.SH SYNOPSIS5.ft B6.B cpupower [ \-c cpulist ] <command> [ARGS]7 8.B cpupower \-v|\-\-version9 10.B cpupower \-h|\-\-help11 12.SH DESCRIPTION13\fBcpupower \fP is a collection of tools to examine and tune power saving14related features of your processor.15 16The manpages of the commands (cpupower\-<command>(1)) provide detailed17descriptions of supported features. Run \fBcpupower help\fP to get an overview18of supported commands.19 20.SH Options21.PP22\-\-help, \-h23.RS 424Shows supported commands and general usage.25.RE26.PP27\-\-cpu cpulist, \-c cpulist28.RS 429Only show or set values for specific cores.30This option is not supported by all commands, details can be found in the31manpages of the commands.32 33Some commands access all cores (typically the *\-set commands), some only34the first core (typically the *\-info commands) by default.35 36The syntax for <cpulist> is based on how the kernel exports CPU bitmasks via37sysfs files. Some examples:38.RS 439.TP 1640Input41Equivalent to42.TP43all44all cores45.TP460\-3470,1,2,348.TP490\-7:2500,2,4,651.TP521,3,5-7531,3,5,6,754.TP550\-3:2,8\-15:4560,2,8,12 57.RE58.RE59.PP60\-\-version, \-v61.RS 462Print the package name and version number.63 64.SH "SEE ALSO"65cpupower-set(1), cpupower-info(1), cpupower-idle-info(1),66cpupower-idle-set(1), cpupower-frequency-set(1), cpupower-frequency-info(1),67cpupower-monitor(1), powertop(1)68.PP69.SH AUTHORS70.nf71\-\-perf\-bias parts written by Len Brown <len.brown@intel.com>72Thomas Renninger <trenn@suse.de>73