Confirming for 2.6.24-16-generic. CPU get throttled, according to "grep MHz /sys/devices", but there's no userspace interface.
$ cat /sys/devices/system/cpu/cpuidle/current_driver acpi_idle $ lsmod | grep cpu cpufreq_powersave 2688 0 cpufreq_stats 7104 0 cpufreq_userspace 5284 0 cpufreq_ondemand 9740 1 cpufreq_conservative 8712 0 freq_table 5536 3 powernow_k8,cpufreq_stats,cpufreq_ondemand $ dmesg | egrep 'cpu|power' [ 39.675102] cpuidle: using governor ladder [ 39.675150] cpuidle: using governor menu [ 90.464446] powernow-k8: Found 1 AMD Athlon(tm) 64 Processor 3000+ processors (1 cpu cores) (version 2.20.00) [ 90.464476] powernow-k8: 0 : fid 0xa (1800 MHz), vid 0x6 [ 90.464478] powernow-k8: 1 : fid 0x2 (1000 MHz), vid 0x12 ** Changed in: linux (Ubuntu) Importance: Undecided => Medium Status: New => Triaged ** Summary changed: - cpufreq dirs in /sys don't show up + cpufreq dirs in /sys don't show up anymore -- cpufreq dirs in /sys don't show up anymore https://bugs.launchpad.net/bugs/205087 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs