ZSphere BMC or IPMI components cause abnormal host CPU utilization in a nested environment

Issue/Introduction

This article helps troubleshoot abnormal host CPU utilization caused by BMC or IPMI components in a nested ZSphere environment.

Symptoms

• A proof-of-concept environment reports a BMC failure or IPMI-related components causing abnormal CPU utilization.
• The environment actually runs inside a nested virtualization platform such as VMware.

Environment

• Product: ZVF
• Version: 4.x
• Component: ZSphere
• Affected object: IPMI or BMC
• Scenario: For host and hardware issues, confirm the current version, deployment type, storage type, and operation timeline.

Possible causes