Centos 关闭CPU主频控制
Centos7关闭cpu主频控制：
for CPUFREQ in /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor；
do
[ -f $CPUFREQ ]|| continue;
echo -n performance >$CPUFREQ;
done
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Centos6
/etc/init.d/ cpuspeed stop
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Centos7关闭cpu主频控制：
for CPUFREQ in /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor；
do
[ -f $CPUFREQ ]|| continue;
echo -n performance >$CPUFREQ;
done
Centos6
/etc/init.d/ cpuspeed stop