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✅ Production Engineering Level
SLO & Service Reliability
Complete Beginner → Advanced Syllabus (Pin-to-Pin)
🟢 LEVEL 1 — Reliability Fundamentals
1. Reliability Definitions
- Reliability vs availability
- Uptime metrics
- Service level concepts
- Customer expectations
2. SLI, SLO, SLA
- Service Level Indicator (SLI)
- Service Level Objective (SLO)
- Service Level Agreement (SLA)
- Relationships & differences
🟢 LEVEL 2 — SLI Definition
3. Choosing Good SLIs
- User-centric metrics
- Request success rate
- Latency metrics
- Availability definitions
4. SLI Measurement
- Measurement methods
- Synthetic monitoring
- User-level monitoring
- Aggregation strategies
🟡 LEVEL 3 — SLO Setting
5. SLO Goals
- Realistic targets
- Customer alignment
- Technical feasibility
- Business needs
6. Error Budgets
- Error budget calculation
- Budget allocation
- Budget consumption
- Release decision making
🟡 LEVEL 4 — SLA Contracts
7. SLA Terms
- Uptime guarantees
- Maintenance windows
- Remedies for breaches
- Exclusion clauses
8. SLA Documentation
- SLA writing
- Legal review
- Customer communication
- Contract management
🟠 LEVEL 5 — Risk Analysis
9. Failure Mode Analysis
- FMEA (Failure Mode & Effects)
- Dependency analysis
- Cascade failure mapping
- Risk prioritization
10. Mitigation Planning
- Risk reduction strategies
- Control implementation
- Residual risk assessment
- Investment ROI
🟠 LEVEL 6 — Testing for Reliability
11. Reliability Testing
- Stress testing
- Chaos testing
- Soak testing
- Failure injection
12. Load Testing
- Load models
- Capacity planning
- Breaking point finding
- Headroom analysis
🔵 LEVEL 7 — Monitoring & Alerting
13. SLO Dashboards
- Tracking compliance
- Trend visualization
- Window calculations
- Burn rate tracking
14. SLO-Based Alerting
- Burn rate alerts
- Error budget alerts
- Threshold triggers
- Escalation policies
🔵 LEVEL 8 — Continuous Improvement
15. SLO Review
- Periodic assessment
- Trend analysis
- Goal adjustment
- Stakeholder feedback
16. Reliability Culture
- Shared accountability
- Risk awareness
- Learning from incidents
- Investment in reliability
🔴 LEVEL 9 — Strategic Reliability
17. Business Alignment
- Customer requirements
- Competitive analysis
- Cost-benefit analysis
- Service differentiation
18. Long-term Planning
- Reliability roadmaps
- Technical debt management
- Growth planning
- Scaling strategies
⭐ Senior Frontend Focus (Must Master)
- Frontend SLO KPIs selection
- User experience reliability metrics
- Frontend error budgets
- Performance SLOs
- Frontend availability guarantees
- Client-side reliability testing
- Frontend reliability roadmap planning