- Changes in operations functions
- Creating useful system metrics for your application
- Creating useful logging habits
3.1 Changing the scope of development and operations
3.2 Understanding the product
3.3 Creating operational visibility
3.3.1 Creating custom metrics
Deciding what to measure
3.3.2 Defining healthy metrics
3.3.3 Failure Mode Effects Analysis
3.4 Making logging useful
3.4.1 Log aggregation
3.4.2 What should I be logging?
3.4.3 The hurdles of log aggregation
3.5 Summary