Open terminal and enter following command:
$ sudo /usr/bin/cpufreq-selector -g performance
Most of the time you will be unable to find /usr/bin/cpufreq-selector command.
Just do the following steps:
$sudo apt-get install gnome-applets
$sudo apt-get install gnome-applets-data
$sudo apt-get install libpanel-applets2-0
$ sudo /usr/bin/cpufreq-selector -g performance
Most of the time you will be unable to find /usr/bin/cpufreq-selector command.
Just do the following steps:
$sudo apt-get install gnome-applets
$sudo apt-get install gnome-applets-data
$sudo apt-get install libpanel-applets2-0
after that the command will work.
P.S: CPU throttling is the option in modern operating systems that dynamically changes the cpu frequency based on the workload. you CPU will keep on switching between different frequency scale. Usually its better for bench marking purpose to turn off the throttling option.