---
title: "Discussion on \"Scaling: Before You Buy More Servers, Read This\" | Hashnode"
description: "Discussion on \"Scaling: Before You Buy More Servers, Read This\". Most slow systems are code problems not infrastructure. Covers horizontal \nscaling, load balancers, read replicas, connection pooling and auto-scaling"
url: "https://hashnode.com/posts/scaling-before-you-buy-more-servers-read-this/69c55f7cbab7762a3ec8b2f0"
---

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# [Scaling: Before You Buy More Servers, Read This](https://ajitabh.net/scaling-before-you-buy-more-servers-read-this?utm_source=hashnode&utm_medium=feed)

Most slow systems are code problems not infrastructure. Covers horizontal scaling, load balancers, read replicas, connection pooling and auto-scaling

Mar 26 · 9 min read · ajitabh.net  
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-   [#scalability](https://hashnode.com/tag/scalability)
-   [#load-balancing](https://hashnode.com/tag/load-balancing)
-   [#backend-engineering](https://hashnode.com/tag/backend-engineering)
-   [#system-design](https://hashnode.com/tag/system-design)
-   [#redis](https://hashnode.com/tag/redis)
-   [#horizontal-scaling](https://hashnode.com/tag/horizontal-scaling)
-   [#auto-scaling](https://hashnode.com/tag/auto-scaling)
-   [#postgresql](https://hashnode.com/tag/postgresql)
-   [#software-architecture](https://hashnode.com/tag/software-architecture)

## Written by

[Ajitabh Singh](https://hashnode.com/@ajitabh)

@ajitabh · New York, USA

  
[View profile](https://hashnode.com/@ajitabh)

Real-world engineering insights on AI, systems, and scalable design

Real-world engineering insights from 20+ years building scalable systems. Focused on AI, RAG architectures, and production-ready system design.

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