Enable CPU frequency performance mode

Enable cpu frequency performance mode: 

# on CentOS
yum install kernel-tools

systemctl start cpupower
systemctl enable cpupower

Other commands

# cpupower set performance mode
cpupower frequency-set -g performance

# check current cpupower mode
cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
performance

Refer to

• CPU frequency performance 
• Linux系统安装之后，如何调节CPU性能策略