Analyze application and system logs to identify errors, patterns, and root causes. Use log aggregation tools and structured logging for effective debugging.

Log Analysis Table of Contents [Overview]( overview) [When to Use]( when to use) [Quick Start]( quick start) [Reference Guides]( reference guides) [Best Practices]( best practices) Overview Logs are critical for debugging and monitoring. Effective log analysis quickly identifies issues and enables root cause analysis. When to Use Troubleshooting errors Performance investigation Security incident analysis Auditing user actions Monitoring application health Quick Start Minimal working example: Reference Guides Detailed implementations in the references/ directory: Guide Contents [Structured Logging](references/structured logging.md) Structured Logging [Log Levels & Patterns](references/log levels patterns.md) Log Levels & Patterns [Log Analysis Tools](references/log analysis tools.md) Log Analysis Tools [Common Log Analysis Queries](references/common log analysis queries.md) Common Log Analysis Queries Best Practices ✅ DO Follow established patterns and conventions Write clean, maintainable code Add appropriate documentation Test thoroughly before deploying ❌ DON'T Skip testing or validation Ignore error handling Hard code configuration values

log-analysis