Hot answers tagged cpu
This is a kernel bug reported here: https://bugzilla.kernel.org/show_bug.cgi?id=92111 (many thanks @DougSmythies) Workaround: add acpi_osi= to the kernel cmdline in /etc/default/grub e.g.: GRUB_CMDLINE_LINUX="hid_apple.iso_layout=0 elevator=cfq acpi_osi=" run sudo update-grub afterwards and reboot. This will most likely disable thunderbolt.
Linux should support hyperthreading and virtualization (in probably all mainstream AMD/Intel processors): Virtualization - You can use various programs to virtualize, such as VirtualBox, Gnome Boxes etc Hyperhtreading - it working should show twice the amount of CPUs in system monitor, to check in more detail this post may help You should be able to test ...
Check if your program is controlled by cpulimit application # cpulimit -l 30 /bin/yourprogram & The above command will start application but will not allow application to use more than 30% of cpu cpulimit.1.html cpulimit examples
To see CPU temperature in in thousandths of a degree C, use the following command: cat /sys/class/thermal/thermal_zone0/temp To see detailed temperature information for other system temperature it is best to install lm-sensors using: sudo apt-get install lm-sensors Then you can run sudo sensors-detect to detect the sensors in your system and type yes ...
Not all pstates are available when using acpi-cpufreq. You can check the available frequencies (pstates) via: sudo cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies Is 2100 listed? If it is listed, what do you get for: grep MHz /proc/cpuinfo and cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_setspeed Based on your comments, it ...
To read the current state of the Turbo Boost, we need to install the msr-tools sudo apt-get install msr-tools To know if the Turbo Boost feature is disabled, run: rdmsr -pi 0x1a0 -f 38:38 1=disabled 0=enabled Replace i with your cores number NOte: If you get the following error: rdmsr:open: No such file or directory then load the “msr” module by ...
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