Enable vCPU metrics

MediumLevel 1Manual reviewopenshift-virt

Description

Openshift Virtualization provides metrics that you can use to monitor the consumption of cluster infrastructure resources, including vCPU. In order to use the vCPU metric, the schedstats=enable kernel argument must be applied. The benchmark marks this recommendation Manual; TMAegis reports it as a manual review item with the audit steps.

How it is checked

Audit method: Manual review

This recommendation cannot be checked automatically. A scan lists it with these instructions when you pass --include-manual.

Verify if the option is enabled in the kernel command line: $ cat /proc/cmdline | grep schedstats=enable

How it is fixed

Fix method: Guidance or infrastructure patch

Enable the kernel option on all workernodes as documented in Chapter 1. Customizing nodes | Red Hat Product Documentation

Properties

Operating systems: Any
Tags: openshift-virtmanual-review
Reference: CIS Red Hat OpenShift Virtual Machine Extension Benchmark v1.0.0 - 6.2 Enable vCPU metrics