Why Monitor?

• Uptime
• Detect & Prevent Errors
• Respond to Emergencies
• Cyber Threats
• Save Money

System Monitoring

• CPU Usage
• Memory Usage
• Disk Usage
• Network Usage
• Software
• Log Files
• Inventory

Layers

• System
• Network
• Physical
• External
• Aggregation
• Alerts

Image Source: GFI Tech Talk