Wiki Article · Cinematic

FastAPI Scaling

FastAPI scaling ka matlab hai FastAPI application ko zyada traffic, zyada users, aur zyada data…

Overview

FastAPI Scaling — Quick Facts

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Property: Detail

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Full Name: FastAPI Scaling

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Category: Performance Engineering,…

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Types: Vertical, Horizontal,…

Topic 1

Kyun Zaroori Hai

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Traffic growth — users badhte…

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SLA compliance — response time…

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Cost efficiency — smart scaling =…

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Business continuity — traffic…

Topic 2

Vertical vs Horizontal Scaling

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Start vertical — easy aur fast…

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Move horizontal — jab vertical…

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Best: Both — vertical + horizontal…

Topic 3

Worker Scaling

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Single Uvicorn = 1 process = 1 CPU…

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Multi-worker: Gunicorn manages…

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Workers = 2 × CPU_CORES + 1…

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4-core server → 9 workers → 9…

Topic 4

Container Scaling

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Multiple Docker containers running…

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Nginx ya cloud load balancer…

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Stateless design mandatory (no…

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Pods — container ka wrapper (1+…

Topic 5

Database Scaling

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Primary handles writes

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Replicas handle reads (distribute…

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FastAPI me read queries replica…

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Most apps 80% reads, 20% writes

Topic 6

Caching for Scale

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Database call ≈ 5-50ms; Redis…

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Same data baar baar DB se fetch…

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Caching = scale ka multiplier

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In-Memory — lru_cache, per-process…

Topic 7

Scaling Strategy Comparison

🌟 | Strategy | Cost | Complexity | Impact | When | |---|---|---|---|---| | Add Workers |…

Topic 8

Scaling Architecture

🚀 `mermaid flowchart TD Users[Users / Clients] --> CDN[CDN - CloudFront/Cloudflare] CDN -->…

Topic 9

Microservices Decomposition

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Single FastAPI app bahut bada ho…

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Different features ka alag scaling…

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Different teams independently…

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Domain boundaries — users service,…

Topic 10

Best Practices

💡 1. Profile first — kaha bottleneck hai? Blindly scale mat karo 2. Workers optimize —…

Comparison

Vertical vs Horizontal Scaling

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What: Bigger server (more CPU/RAM)

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Example: 2 CPU → 16 CPU

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Limit: Hardware max (finite)

Comparison

Scaling Strategy Comparison

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Add Workers: Free

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Async Optimization: Free

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Redis Caching: Low

Diagram

Visual Flow

📊 Diagram visualization — details in narration

Quiz — Question 1

FastAPI Scaling ka sabse sahi definition kya hai?

Quick Quiz

Quiz — Question 2

FastAPI Scaling ka 'Full Name' kya hai?

Complete! 🎉

FastAPI Scaling Complete!

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FastAPI Scaling Complete

➡️

FastAPI Scaling

FastAPI Scaling — Quick Facts

Property: Detail

Full Name: FastAPI Scaling

Category: Performance Engineering,…

Types: Vertical, Horizontal,…

Kyun Zaroori Hai

Traffic growth — users badhte…

SLA compliance — response time…

Cost efficiency — smart scaling =…

Business continuity — traffic…

Vertical vs Horizontal Scaling

Start vertical — easy aur fast…

Move horizontal — jab vertical…

Best: Both — vertical + horizontal…

Worker Scaling

Single Uvicorn = 1 process = 1 CPU…

Multi-worker: Gunicorn manages…

Workers = 2 × CPU_CORES + 1…

4-core server → 9 workers → 9…

Container Scaling

Multiple Docker containers running…

Nginx ya cloud load balancer…

Stateless design mandatory (no…

Pods — container ka wrapper (1+…

Database Scaling

Primary handles writes

Replicas handle reads (distribute…

FastAPI me read queries replica…

Most apps 80% reads, 20% writes

Caching for Scale

Database call ≈ 5-50ms; Redis…

Same data baar baar DB se fetch…

Caching = scale ka multiplier

In-Memory — lru_cache, per-process…

Scaling Strategy Comparison

Scaling Architecture

Microservices Decomposition

Single FastAPI app bahut bada ho…

Different features ka alag scaling…

Different teams independently…

Domain boundaries — users service,…

Best Practices

Vertical vs Horizontal Scaling

What: Bigger server (more CPU/RAM)

Example: 2 CPU → 16 CPU

Limit: Hardware max (finite)

Scaling Strategy Comparison

Add Workers: Free

Async Optimization: Free

Redis Caching: Low

Visual Flow

See Also

FastAPI

FastAPI Performance Optimization

Load Balancing

Kubernetes

Docker

Redis

Quiz — Question 1

Quiz — Question 2

FastAPI Scaling Complete!

FastAPI Scaling Complete

FastAPI