---
title: "Discussion on \"Scaling Node.js Applications with the Cluster Module: A Deep Dive\" | Hashnode"
description: "Discussion on \"Scaling Node.js Applications with the Cluster Module: A Deep Dive\". Learn how Node.js clustering works, why CPU-bound routes block the event loop, and how to scale Node.js apps using the cluster module and PM2."
url: "https://hashnode.com/posts/scaling-nodejs-applications-with-the-cluster-module-a-deep-dive/69803434a70a11b7e63bbd9e"
---

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# [Scaling Node.js Applications with the Cluster Module: A Deep Dive](https://genai-learning.hashnode.dev/scaling-nodejs-applications-with-the-cluster-module-a-deep-dive?utm_source=hashnode&utm_medium=feed)

Learn how Node.js clustering works, why CPU-bound routes block the event loop, and how to scale Node.js apps using the cluster module and PM2.

Feb 2 · 6 min read · genai-learning.hashnode.dev  
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-   [#nodejs-clustering](https://hashnode.com/tag/nodejs-clustering)
-   [#nodejs](https://hashnode.com/tag/nodejs)
-   [#cluster](https://hashnode.com/tag/cluster)
-   [#clustering](https://hashnode.com/tag/clustering)
-   [#pm2](https://hashnode.com/tag/pm2)
-   [#clusters](https://hashnode.com/tag/clusters)
-   [#performance](https://hashnode.com/tag/performance)
-   [#backend](https://hashnode.com/tag/backend)
-   [#advanced](https://hashnode.com/tag/advanced)

## Written by

[Satyam Rai](https://hashnode.com/@satyams)

@satyams

  
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