log-analysis

Log Analysis

Table of Contents

• Overview
• When to Use
• Quick Start
• Reference Guides
• 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:

// Good: Structured logs (machine-readable)
logger.info({
  level: 'INFO',
  timestamp: '2024-01-15T10:30:00Z'

Reference Guides

Detailed implementations in the references/ directory:

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