Wiki Article · Cinematic

Express.js Scaling

Express.js scaling ka matlab hai ke ek Express application ko zyada traffic aur load handle karne…

Overview

Express.js Scaling — Quick Facts

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Property: Detail

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Full Name: Express.js Scaling

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Category: Backend Engineering, Performance,…

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Framework: Express.js (Node.js)

Topic 1

Kyun Zaroori Hai

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Response time seconds me jaata hai…

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Server crash hota hai (out of…

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Requests drop hote hain…

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Single point of failure — ek…

Topic 2

Types of Scaling

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Matlab: ek hi machine ko powerful…

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Pros: Simple, koi code change nahi

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Cons: Physical limit hai (ek…

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Use case: Quick fix, small-medium…

Topic 3

Clustering

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Master process forks multiple…

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Har worker apna Express server…

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OS kernel round-robin se requests…

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Ek worker crash ho to master naya…

Topic 4

Load Balancing

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Requests distribute karta hai…

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SSL termination handle karta hai

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Static files serve karta hai

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Compression karta hai

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Caching Strategies

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Frequently accessed data Redis me…

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Database call avoid hoti hai

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TTL (Time-To-Live) set karo —…

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Use cases: user sessions, API…

Topic 6

Database Scaling

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Har request pe new DB connection…

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Connection pool maintain karo…

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Libraries: pg-pool (PostgreSQL),…

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Write operations primary DB par

Topic 7

Stateless Design

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Server process me koi…

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Har request me saari zaroori info…

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Session data external store me…

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File uploads external storage me…

Topic 8

Container Orchestration

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Express app Docker image me package

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Consistent environment (dev =…

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Fast deployment, easy rollback

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Multi-stage builds for optimized…

Topic 9

Scaling Strategies Comparison

📚 | Strategy | Complexity | Cost | Impact | When to Use | |---|---|---|---|---| | Code…

Topic 10

Architecture Diagram

💡 `mermaid flowchart TD Client[Client / Browser / Mobile] CDN[CDN - Static Assets] LB[Load…

Topic 11

Best Practices

🎯 1. Pehle optimize, phir scale — code-level improvements (async, efficient queries,…

Comparison

Scaling Strategies Comparison

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Code optimization: Low

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Caching (Redis): Low-Medium

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Clustering (PM2): Low

Diagram

Visual Flow

📊 Diagram visualization — details in narration

Quiz — Question 1

Express.js Scaling ka sabse sahi definition kya hai?

Quick Quiz

Quiz — Question 2

Express.js Scaling ka 'Full Name' kya hai?

Complete! 🎉

Express.js Scaling Complete!

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