1 .TH CPUPOWER\-POWERCAP\-INFO "1" "05/08/2016" 1 .TH CPUPOWER\-POWERCAP\-INFO "1" "05/08/2016" "" "cpupower Manual"
2 .SH NAME 2 .SH NAME
3 cpupower\-powercap\-info \- Shows powercapping 3 cpupower\-powercap\-info \- Shows powercapping related kernel and hardware configurations
4 .SH SYNOPSIS 4 .SH SYNOPSIS
5 .ft B 5 .ft B
6 .B cpupower powercap-info 6 .B cpupower powercap-info
7 7
8 .SH DESCRIPTION 8 .SH DESCRIPTION
9 \fBcpupower powercap-info \fP shows kernel pow 9 \fBcpupower powercap-info \fP shows kernel powercapping subsystem information.
10 This needs hardware support and a loaded power 10 This needs hardware support and a loaded powercapping driver (at this time only
11 intel_rapl driver exits) exporting hardware va 11 intel_rapl driver exits) exporting hardware values userspace via sysfs.
12 12
13 Some options are platform wide, some affect si 13 Some options are platform wide, some affect single cores. By default values
14 of core zero are displayed only. cpupower --cp 14 of core zero are displayed only. cpupower --cpu all cpuinfo will show the
15 settings of all cores, see cpupower(1) how to 15 settings of all cores, see cpupower(1) how to choose specific cores.
16 16
17 .SH "DOCUMENTATION" 17 .SH "DOCUMENTATION"
18 18
19 kernel sources: 19 kernel sources:
20 Documentation/power/powercap/powercap.rst 20 Documentation/power/powercap/powercap.rst
21 21
22 22
23 .SH "SEE ALSO" 23 .SH "SEE ALSO"
24 24
25 cpupower(1) 25 cpupower(1)
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