How to disable dynamic frequency modulation of CPU

How to disable dynamic frequency modulation of CPU 1. how to check whether the current OS enables the dynamic frequency modulation function www.2cto.com to execute in shell, check whether the clock speed of all cores is the maximum CPU clock speed: grep-E & amp; #39; ^ modelname | ^ cpuMHz & amp; #39;/proc/c... how to disable dynamic frequency modulation of CPU 1. how can I check whether the dynamic frequency modulation function www.2cto.com is enabled on the current OS and whether the clock speed of all cores is the maximum CPU speed: grep-E '^ model name | ^ cpu MHz'/proc/cpuinfo can also be used through: lsmod | grep cpufreq_ondemand to check whether the cpufreq_ondemand module is loaded or through: service -- status-all | grep cpuspeed to check whether the cpuspeed service is enabled. 2. how to disable CP U dynamic frequency modulation function Method 1: turn off this function in the BIOS www.2cto.com after the boot enters the BIOS, find the performance option, in the speedset sub-options, you will see your CPU Dynamic Frequency Modulation Method 2: disable the cpuspeed service cpuspeed stop chkconfig -- del cpuspeed in the OS after following the above two methods, we recommend that you use the method described in section 1 to confirm that the dynamic frequency modulation has been disabled!