LINUX: How to Check CPU C States on Linux Hosts (CPUPOWER Utils Command)

Below cpupower utility command can be used on Linux hosts to check CPU C States on the Linux Hosts

# cpupower idle-info

NOTE: Note on some Linux hosts cpupower utils may not be installed by default. You will have to install it using yum commands.

 

Below is sample output of above command.

# cpupower idle-info
CPUidle driver: intel_idle
CPUidle governor: menu
analyzing CPU 0:
 
 
Number of idle states: 4
Available idle states: POLL C1E-BDW C3-BDW C6-BDW
POLL:
Flags/Description: CPUIDLE CORE POLL IDLE
Latency: 0
Usage: 113
Duration: 4308396
C1E-BDW:
Flags/Description: MWAIT 0x01

Products to which Article Applies

All Linux Operating Systems

 

Article Author: Tarun Boyella