WARNING tuned.plugins.plugin_cpu: your CPU doesn't support MSR_IA32_ENERGY_PERF_BIAS, ignoring CPU energy performance bias

Solution Unverified - Updated -

Issue

tuned shows the following error/warning messages in /var/log/tuned/tuned.log on Xen guest:

2019-06-27 16:02:20,582 ERROR    tuned.utils.commands: Executing x86_energy_perf_policy error: 
2019-06-27 16:02:20,582 WARNING  tuned.plugins.plugin_cpu: your CPU doesn't support MSR_IA32_ENERGY_PERF_BIAS, ignoring CPU energy performance bias

Environment

  • Red Hat Enterprise Linux 7.2
  • tuned
  • RHEL guest running on VMware hypervisor

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content