## Symptom What goes wrong? What are the observable symptoms? ## Root Cause Why does it happen? Trace the actual cause, not just the symptom. ## Mitigation What was the fix? Include commands/snippets if relevant. ## Prevention How to avoid this in the future? (monitoring, lint rule, convention, etc.) ## Evidence - When was this observed? Which incidents? - Links to solution docs, session IDs, MEMORY entries

---
pattern_id: PAT-XXX
title: "<short descriptive title>"
category: database|infrastructure|storage|networking|tooling|integration|security
severity: low|medium|high
status: active|superseded
first_observed: YYYY-MM
last_updated: YYYY-MM-DD
related_systems: []
related_solution_docs: []
related_skills: []
---

# <Title>

## Symptom
What goes wrong? What are the observable symptoms?

## Root Cause
Why does it happen? Trace the actual cause, not just the symptom.

## Mitigation
What was the fix? Include commands/snippets if relevant.

## Prevention
How to avoid this in the future? (monitoring, lint rule, convention, etc.)

## Evidence
- When was this observed? Which incidents?
- Links to solution docs, session IDs, MEMORY entries