Found no cpufreq nodes inside the virtual machine, is this why?
Inside the virtual machine is so check the CPU frequency?

[root @ VM_0_4_centos CPU] # ll/sys/devices/system/CPU/
Total 0
DRWXR xr - x 5 root root 0 Jan 17 14:14 cpu0
DRWXR xr - x 2 root root 0 Jan 17 14:14 cpuidle
- r - r - r - 1 root root 4096 Jan 17 14:14 isolated
- r - r - r - 1 root root 4096 Jan 17 14:14 kernel_max
- r - r - r - 1 root root 4096 Jan 17 14:14 modalias
- r - r - r - 1 root root 4096 Jan 17 14:14 nohz_full
- r - r - r - 1 root root 4096 Jan 17 14:14 offline
- r - r - r - 1 root root 4096 Jan 17 14:14 online
- r - r - r - 1 root root 4096 Jan 17 14:14 possible
DRWXR xr - x 2 root root 0 Jan 17 14:14 power
- r - r - r - 1 root root 4096 Jan 17 14:14 the present
DRWXR xr - x 2 root root 0 Jan 17 14:14 SMT
Rw - r - r - 1 root root 4096 Jan 17 14:14 uevent
DRWXR xr - x 2 root root 0 Jan 17 14:14 vulnerabilities
[root @ VM_0_4_centos CPU] # ll/sys/devices/system/CPU/cpu0/
Total 0
DRWXR xr - x 5 root root 0 Dec 25 then cache
R -- -- -- -- -- -- -- - 1 root root "4096 Jan 17 crash_notes
R -- -- -- -- -- -- -- - 1 root root "4096 Jan 17 crash_notes_size
LRWXRWXRWX 1 root root 0 "Jan 17 driver - & gt; ./../../../bus/CPU/drivers/processor
LRWXRWXRWX 1 root root 0 "Jan 17 firmware_node - & gt; ./../../LNXSYSTM: 00/device: 00 00/LNXCPU:
LRWXRWXRWX 1 root root 0 "Jan 17 node0 - & gt; ./../node/node0
Rw - r - r - 1 root root 4096 Dec 25 then online
DRWXR xr - x 2 root root 0 "Jan 17 power
LRWXRWXRWX root root 0 1 Dec 25 then subsystem - & gt; ./../../../bus/CPU
DRWXR xr - x 2 root root 0 Dec 25 then topology
Rw - r - r - 1 root root 4096 Dec 25 then uevent
[root @ VM_0_4_centos CPU] #