1 .TH "CPUPOWER-IDLE-SET" "1" "0.1" "" "cpupower
2 .SH "NAME"
3 .LP
4 cpupower\-idle\-set \- Utility to set cpu idle
5 .SH "SYNTAX"
6 .LP
7 cpupower [ \-c cpulist ] idle\-set [\fIoptions
8 .SH "DESCRIPTION"
9 .LP
10 The cpupower idle\-set subcommand allows to se
11 sleep state, specific options offered by the k
12 sleep states. This can be handy for power vs p
13 .SH "OPTIONS"
14 .LP
15 .TP
16 \fB\-d\fR \fB\-\-disable\fR <STATE_NO>
17 Disable a specific processor sleep state.
18 .TP
19 \fB\-e\fR \fB\-\-enable\fR <STATE_NO>
20 Enable a specific processor sleep state.
21 .TP
22 \fB\-D\fR \fB\-\-disable-by-latency\fR <LATENC
23 Disable all idle states with a equal or higher
24
25 Enable all idle states with a latency lower th
26 .TP
27 \fB\-E\fR \fB\-\-enable-all\fR
28 Enable all idle states if not enabled already.
29
30 .SH "REMARKS"
31 .LP
32 Cpuidle Governors Policy on Disabling Sleep St
33
34 .RS 4
35 Depending on the used cpuidle governor, imple
36 how to choose sleep states, subsequent sleep s
37 disabled as well.
38
39 There are two cpuidle governors ladder and men
40 governor is always available, if CONFIG_CPU_ID
41 menu governor additionally requires CONFIG_NO_
42
43 The behavior and the effect of the disable var
44 implementation of a particular governor. In th
45 example, it is not coherent, i.e. if one is di
46 then all deeper states are disabled as well. L
47 deep state but a lighter state still is disabl
48 .RE
49 .LP
50 Disabling the Lightest Sleep State may not hav
51
52 .RS 4
53 If criteria are not met to enter deeper sleep
54 state is chosen when idle, the kernel may stil
55 irrespective of whether it is disabled or not.
56 the usage count of the disabled sleep state wh
57 command.
58 .RE
59 .LP
60 Selecting specific CPU Cores
61
62 .RS 4
63 By default processor sleep states of all CPU c
64 to the cpupower(1) manpage in the \-\-cpu opti
65 C-states of specific cores.
66 .RE
67 .SH "FILES"
68 .nf
69 \fI/sys/devices/system/cpu/cpu*/cpuidle/state*
70 \fI/sys/devices/system/cpu/cpuidle/*\fP
71 .fi
72 .SH "AUTHORS"
73 .nf
74 Thomas Renninger <trenn@suse.de>
75 .fi
76 .SH "SEE ALSO"
77 .LP
78 cpupower(1), cpupower\-monitor(1), cpupower\-i
79 cpupower\-idle\-info(1)
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