Oracle Linux 10 – Common Problem 045 – Diagnosis and Fix

📖 ~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

Selected tuned profile is shown but kernel parameters remain unchanged.

Environment & Reproduction

tuned-adm active reports profile, yet sysctl values do not match.

Root Cause Analysis

Check tuned service status and inspect profile inheritance.

Quick Triage

Conflicting manual sysctl config overrides tuned plugin behavior.

Step-by-Step Diagnosis

Remove conflicting entries and restart tuned for profile reapply.

Solution – Primary Fix

Validate with tuned-adm verify and sysctl -a targeted keys.

Solution – Alternative Approaches

Document ownership boundaries between tuned and custom sysctl files.

Verification & Acceptance Criteria

Switch back to balanced profile if workload degrades.

Rollback Plan

Deploy profile and sysctl controls from one source of truth.

Prevention & Hardening

tuned-adm profile throughput-performance; systemctl restart tuned

Related Errors & Cross-Refs

Attach tuned logs and custom profile fragments.

Related tutorial: View the step-by-step tutorial for oracle-linux-10.

View all oracle-linux-10 tutorials on the Tutorials Hub →

Browse all common problems & solutions on the Tutorials Hub.

References & Further Reading

Some changes only become effective after reboot.