System Design

Esse repositório foi criado com o propósito de reunir documentações, tutoriais, aulas e outros recursos para fins educacionais relacionados a System Design.

O conteúdo está organizado seguindo como roadmap principal o roadmap.sh/system-design, traduzido e adaptado para servir como guia de estudo.

Sumário

1. Introdução

• 2. Performance vs Escalabilidade
• 3. Latência vs Throughput
• 4. Disponibilidade vs Consistência
  • Teorema CAP
    • AP — Disponibilidade + Tolerância a Partição
    • CP — Consistência + Tolerância a Partição
  • Padrões de Consistência
    • Consistência Fraca
    • Consistência Eventual
    • Consistência Forte
  • Padrões de Disponibilidade
    • Fail-Over (Active-Active, Active-Passive)
    • Replicação (Master-Slave, Master-Master)
    • Disponibilidade em Números (99.9%, 99.99%)
    • Disponibilidade em Paralelo vs Sequencial
• 5. Background Jobs
  • Event-Driven
  • Schedule Driven
  • Returning Results
• 6. Domain Name System (DNS)
• 7. Content Delivery Networks (CDN)
  • Push CDNs
  • Pull CDNs
• 8. Load Balancers
  • Load Balancer vs Reverse Proxy
  • Algoritmos de Load Balancing
  • Layer 7 Load Balancing
  • Layer 4 Load Balancing
  • Horizontal Scaling
• 9. Application Layer
  • Microservices
  • Service Discovery
• 10. Databases
  • SQL vs NoSQL
  • Replication
  • Sharding
  • Federation
  • Denormalization
  • SQL Tuning
  • RDBMS
  • NoSQL
    • Key-Value Store
    • Document Store
    • Wide Column Store
    • Graph Databases
• 11. Caching
  • Strategies
    • Refresh Ahead
    • Write-behind
    • Write-through
    • Cache Aside
  • Types of Caching
    • Client Caching
    • CDN Caching
    • Web Server Caching
    • Database Caching
    • Application Caching
• 12. Asynchronism
  • Back Pressure
  • Task Queues
  • Message Queues
• 13. Communication
  • HTTP, TCP, UDP
  • Idempotent Operations
  • RPC, REST, gRPC, GraphQL
  • 📁 Design de APIs
• 14. Performance Antipatterns
  • Busy Database
  • Busy Frontend
  • Chatty I/O
  • Extraneous Fetching
  • Improper Instantiation
  • Monolithic Persistence
  • No Caching
  • Noisy Neighbor
  • Synchronous I/O
  • Retry Storm
• 15. Monitoring
  • Health Monitoring
  • Availability Monitoring
  • Performance Monitoring
  • Security Monitoring
  • Usage Monitoring
  • Instrumentation
  • Visualization & Alerts
• 16. Cloud Design Patterns
  • Messaging
    • Sequential Convoy
    • Scheduling Agent Supervisor
    • Queue-based Load Leveling
    • Publisher/Subscriber
    • Priority Queue
    • Pipes and Filters
    • Competing Consumers
    • Choreography
    • Claim Check
    • Async Request Reply
  • Data Management
    • Valet Key
    • Static Content Hosting
    • Sharding
    • Materialized View
    • Index Table
    • Event Sourcing
    • CQRS
    • Cache-Aside
  • Design & Implementation
    • Strangler Fig
    • Static Content Hosting
    • Sidecar
    • Pipes & Filters
    • Leader Election
    • Gateway Routing
    • Gateway Offloading
    • Gateway Aggregation
    • External Config Store
    • Compute Resource Consolidation
    • CQRS
    • Backends for Frontend
    • Anti-Corruption Layer
    • Ambassador
• 17. Reliability Patterns
  • Availability
    • Deployment Stamps
    • Geodes
    • Throttling
    • Health Endpoint Monitoring
    • Queue-Based Load Leveling
  • High Availability
    • Deployment Stamps
    • Geodes
    • Health Endpoint Monitoring
    • Bulkhead
    • Circuit Breaker
  • Resiliency
    • Bulkhead
    • Circuit Breaker
    • Compensating Transaction
    • Health Endpoint Monitoring
    • Leader Election
    • Queue-Based Load Leveling
    • Retry
    • Scheduler Agent Supervisor
  • Security
    • Federated Identity
    • Gatekeeper
    • Valet Key