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Skill Topic ยท Cinematic

๐Ÿ“˜ Node.js โ€” Performance & Scaling

App slow hai? Scale karo, optimize karo โ€” millions of users handle karo! ๐Ÿ“ˆ

Topic 1
๐Ÿ“ฅ ๐Ÿ“ฅ ๐Ÿง  ๐Ÿ”ฌ ๐Ÿ’ก ๐ŸŽฏ

๐Ÿ“Œ 1. Performance Kya Hai?

๐Ÿ“š ` โ”Œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ” โ”‚ Performanceโ€ฆ
Topic 2
๐Ÿ“ฅ โš™๏ธ ๐Ÿ”ฌ ๐Ÿ’ก

๐Ÿ“Œ 2. Cluster Module โ€” Multi-Core Use

๐Ÿ’ก `javascript // โ•โ•โ• Node.js = Single Thread by default โ•โ•โ• // 8-core CPU pe 1 core useโ€ฆ
Topic 3
๐Ÿ“ฅ โš™๏ธ ๐Ÿ”ฌ ๐Ÿ’ก

๐Ÿ“Œ 3. PM2 โ€” Production Process Manager

๐ŸŽฏ bash npm install -g pm2 `bash โ•โ•โ• PM2 Basic Commands โ•โ•โ• Start app pm2 start app.jsโ€ฆ
Topic 4
โญ

๐Ÿ“Œ 4. Compression

โญ bash npm install compression `javascript // โ•โ•โ• Response compression โ€” bandwidthโ€ฆ
Topic 5
๐Ÿ“ฅ ๐Ÿ“ฅ ๐Ÿง  ๐Ÿ”ฌ ๐Ÿ’ก ๐ŸŽฏ

๐Ÿ“Œ 5. Database Optimization

๐Ÿ”‘ `javascript // โ•โ•โ• MongoDB Optimization โ•โ•โ• // 1. โœ… Indexes use karo (search fast)โ€ฆ
Topic 6
๐Ÿ“ฅ โš™๏ธ ๐Ÿ”ฌ ๐Ÿ’ก

๐Ÿ“Œ 6. Memory Management

โœจ `javascript // โ•โ•โ• Memory leaks avoid karo โ•โ•โ• // 1. โŒ Global arrays/objects me infiniteโ€ฆ
Topic 7
๐Ÿ”’

๐Ÿ“Œ 7. Async Performance

๐ŸŒŸ `javascript // โ•โ•โ• Async best practices โ•โ•โ• // 1. โŒ Sequential (slow) โ€” ek ke baad ekโ€ฆ
Topic 8
๐Ÿš€

๐Ÿ“Œ 8. Load Balancing with Nginx

๐Ÿš€ `nginx โ•โ•โ• /etc/nginx/nginx.conf โ•โ•โ• Nginx as reverse proxy + load balancer http { #โ€ฆ
Topic 9
๐Ÿ“ฅ โš™๏ธ ๐Ÿ”ฌ ๐Ÿ’ก

๐Ÿ“Œ 9. Performance Monitoring

๐Ÿ“š `javascript // โ•โ•โ• Built-in performance monitoring โ•โ•โ• // 1. Response time loggerโ€ฆ
Topic 10
๐Ÿ’ก ๐Ÿ“Š ๐Ÿ”ฌ

๐Ÿ“Œ 10. Performance Checklist

๐Ÿ’ก ` โ”Œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ” โ”‚ Performanceโ€ฆ
Topic 11
๐Ÿ“ฅ โš™๏ธ ๐Ÿ”ฌ ๐Ÿ’ก

โœ… Summary

๐ŸŽฏ KEY POINTS: - Cluster module โ€” saare CPU cores use karo (Node.js default single threadโ€ฆ
Quick Quiz
๐Ÿง  QUIZ TIME

Quiz โ€” Question 1

๐Ÿ“˜ Node.js โ€” Performance & Scaling ka sabse sahi definition kya hai?

Complete! ๐ŸŽ‰
COMPLETE

๐Ÿ“˜ Node.js โ€” Performance & Scaling Complete!

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