Wiki Article · Cinematic

NestJS Scaling

Overview

NestJS Scaling — Quick Facts

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Property: Detail

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Topic: NestJS Scaling

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Category: Backend Engineering / Performance

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Framework: NestJS (Node.js)

Topic 1

Lead

📚 NestJS scaling ka matlab hai ek NestJS application ki capacity ko systematically increase…

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Infobox

💡 | Property | Detail | |---|---| | Topic | NestJS Scaling | | Category | Backend…

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1. Scaling Strategies Overview

🎯 NestJS applications ko scale karne ke liye multiple strategies available hain, aur har…

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2. Horizontal Scaling

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Round Robin — requests ko…

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Least Connections — sabse kam…

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IP Hash — client IP ke basis par…

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Weighted — powerful instances ko…

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3. Vertical Scaling

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Simple — application code me koi…

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No distributed system complexity —…

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Immediate effect — server upgrade…

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Hardware ceiling — ek point ke…

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4. Cluster Mode

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Automatic worker management —…

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Zero-downtime reload — rolling…

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Process monitoring — CPU/memory…

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Log management — centralized…

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5. Microservices Architecture

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TCP — default, simple…

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Redis — pub/sub pattern,…

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NATS — high-performance messaging…

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RabbitMQ — enterprise-grade…

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6. Database Scaling

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Proper indexing

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Query analysis (EXPLAIN plans)

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N+1 query problems fix karna

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Pagination implement karna

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7. Caching for Scale

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Application-level cache — NestJS…

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Distributed cache —…

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CDN cache — static assets aur API…

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Database query cache — database…

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8. Scaling Architecture Diagram

💡 `mermaid graph TB subgraph "Client Layer" C1[Web Clients] C2[Mobile Clients] C3[API…

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9. Auto-Scaling

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AWS Auto Scaling Groups (ASG) —…

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GCP Managed Instance Groups —…

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Azure VM Scale Sets — Azure ka…

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CPU-based — CPU utilization…

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10. Stateless Design

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No local session storage —…

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No local file storage — files S3…

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No in-process cache dependency —…

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No server affinity — koi bhi…

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11. Monitoring for Scale

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Request rate — requests per second…

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Response time — P50, P95, P99…

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Error rate — 4xx aur 5xx responses…

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CPU utilization — per instance aur…

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12. Challenges

✨ | # | Challenge | Description | |---|---|---| | 1 | Distributed Complexity | Multiple…

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13. Benefits

🌟 | # | Benefit | Description | |---|---|---| | 1 | High Availability | Multiple instances…

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14. Glossary

🚀 | # | Term | Definition | |---|---|---| | 1 | Horizontal Scaling | Application instances…

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17. Disclaimer

📚 Yeh article sirf educational aur informational purposes ke liye hai. Scaling strategies…

Diagram

Visual Flow

📊 Diagram visualization — details in narration

Quiz — Question 1

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