r...@crclinic-server:~# powertop
< Detailed C-state information is not P-states (frequencies)
Turbo Mode 0.2%
2.81 Ghz 0.0%
2.67 Ghz 0.0%
2.54 Ghz 0.0%
1.60 Ghz 99.8%
Wakeups-from-idle per second : 109.3 interval: 10.0s
no ACPI power usage estimate available
Top causes for wakeups:
57.4% (317.6) [kernel scheduler] Load balancing tick
18.2% (100.7) squid3
An audio device is active 100.0% of the time:
hwC0D0 Analog Devices AD1989B
Q - Quit R - Refresh A - Turn HD audio powersave on
r...@crclinic-server:~# cat
/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies
2801000 2800000 2667000 2533000 2400000 2267000 2133000 2000000 1867000 1733000
1600000
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Intel i7 930 @ 2.80GHz shows only as 1600Mhz
https://bugs.launchpad.net/bugs/673794
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