Lines Matching +full:power +full:- +full:up +full:- +full:frequency

1 .TH CPUPOWER\-MONITOR "1" "22/02/2011" "" "cpupower Manual"
3 cpupower\-monitor \- Report processor frequency and idle statistics
7 .RB "\-l"
10 .RB [ -c ] [ "\-m <mon1>," [ "<mon2>,..." ] ]
11 .RB [ "\-i seconds" ]
14 .RB [ -c ][ "\-m <mon1>," [ "<mon2>,..." ] ]
18 \fBcpupower-monitor \fP reports processor topology, frequency and idle power
22 \fBcpupower-monitor \fP implements independent processor sleep state and
23 frequency counters. Some are retrieved from kernel statistics, some are
24 directly reading out hardware registers. Use \-l to get an overview which are
29 \-l
35 The name in quotation marks which can be passed to the \-m parameter.
46 [T] \-> Thread
48 [C] \-> Core
50 [P] \-> Processor Package (Socket)
52 [M] \-> Machine/Platform wide counter
57 \-m <mon1>,<mon2>,...
59 Only display specific monitors. Use the monitor string(s) provided by \-l option.
62 \-i seconds
67 \-c
72 This is to wake up the processors from deeper sleep states and let the
74 -account its cpuidle (C-state) information before reading the
80 Measure idle and frequency characteristics of an arbitrary command/workload.
98 which are available on recent X86 processors. It shows the average frequency
104 May work poorly on Linux-2.6.20 through 2.6.29, as the \fBacpi-cpufreq \fP
105 kernel frequency driver periodically cleared aperf/mperf registers in those
112 Deepest package sleep states may in reality show up as machine/platform wide
113 sleep states and can only be entered if all cores are idle. Look up Intel
131 power state got entered at least once during measure time.
132 Being able to enter NBP1 state also depends on graphics power management.
134 power management is working as expected.
138 cpupower monitor -l" may show:
140 Monitor "Mperf" (3 states) \- Might overflow after 922000000 s
144 Monitor "Idle_Stats" (3 states) \- Might overflow after 4294967295 s
149 cpupower monitor \-m "Idle_Stats,Mperf" scp /tmp/test /nfs/tmp
163 shell script. Hit CTRL\-c to terminate the command and get the measure output
171 https://www.intel.com/content/www/us/en/gaming/resources/turbo-boost.html
173 "Power Management - Technology Overview"
176 "Intel® 64 and IA-32 Architectures Software Developer's Manual