SLOs, SLIs, and Error Budgets

Patterns and practices for defining service level objectives, selecting meaningful indicators, and managing reliability through error budgets.

When to Use This Skill

• Defining SLOs for services
• Selecting appropriate SLIs
• Implementing error budget policies
• Balancing reliability and velocity
• Setting up SLO-based alerting

Core Concepts

SLI (Service Level Indicator)

SLI = Quantitative measure of service level