Windows Server 2022 — Hyper-V performance counters disappear after cumulative update — Fix & Prevention

📖 ~1 min read

Table of contents

1. Symptom & Impact
2. Environment & Reproduction
3. Root Cause Analysis
4. Quick Triage
5. Step-by-Step Diagnosis
6. Solution — Primary Fix
7. Solution — Alternative Approaches
8. Verification & Acceptance Criteria
9. Rollback Plan
10. Prevention & Hardening
11. Related Errors & Cross-Refs
12. References & Further Reading

Symptom & Impact

Monitoring dashboards lose Hyper-V metrics and alerting coverage is reduced.

Environment & Reproduction

Observed after servicing updates that alter or reset perf counter registration.

Get-Counter -ListSet 'Hyper-V*'

Root Cause Analysis

Counter libraries become unregistered or disabled after update transaction.

Quick Triage

Check available counter sets and monitoring agent logs.

lodctr /q | findstr /I hyper-v

Step-by-Step Diagnosis

Inspect update history and counter registration health.

Get-HotFix | Sort InstalledOn -Desc | Select -First 5

Solution — Primary Fix

Rebuild performance counters and restart monitoring pipeline services.

lodctr /R
winmgmt /resyncperf
Restart-Service pla

Solution — Alternative Approaches

Reinstall monitoring collector components with Hyper-V integration modules.

# Reinstall collector agent package

Verification & Acceptance Criteria

Hyper-V counter sets repopulate and dashboard data resumes.

Get-Counter 'Hyper-V Hypervisor Logical Processor(_Total)% Total Run Time'

Rollback Plan

Rollback update if counter stack remains unstable and business risk is high.

wusa /uninstall /kb: /quiet /norestart

Prevention & Hardening

Add post-patch validation for required counter categories.

Get-Counter -ListSet 'Hyper-V*' | Select CounterSetName

Related Errors & Cross-Refs

Related: WMI provider registration drift and monitoring agent permission failures.

Related tutorial: View the step-by-step tutorial for Windows Server 2022.

View all Windows Server 2022 tutorials on the Tutorials Hub →

Browse all common problems & solutions on the Tutorials Hub.

References & Further Reading

Windows performance counter recovery and Hyper-V monitoring guidance.