---
title: "Discussion on \"From AWS to OVH: Scaling Our MongoDB Cluster Beyond 6 Billion Documents\" | Hashnode"
description: "Discussion on \"From AWS to OVH: Scaling Our MongoDB Cluster Beyond 6 Billion Documents\". How we cut infrastructure costs by 71% while improving query performance, with lessons on sharding, caching, and AI-assisted optimization slug: scaling-mongodb-6-billion-documents-ovh\nManaging a database with billions of records isn't just about havi..."
url: "https://hashnode.com/posts/from-aws-to-ovh-scaling-our-mongodb-cluster-beyond-6-billion-documents/69447c3e2668901c685137aa"
---

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# [From AWS to OVH: Scaling Our MongoDB Cluster Beyond 6 Billion Documents](https://avluz.hashnode.dev/from-aws-to-ovh-scaling-our-mongodb-cluster-beyond-6-billion-documents?utm_source=hashnode&utm_medium=feed)

How we cut infrastructure costs by 71% while improving query performance, with lessons on sharding, caching, and AI-assisted optimization slug: scaling-mongodb-6-billion-documents-ovh Managing a database with billions of records isn't just about havi...

Dec 18, 2025 · 7 min read · avluz.hashnode.dev  
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-   [#mongodb](https://hashnode.com/tag/mongodb)
-   [#database-scaling](https://hashnode.com/tag/database-scaling)
-   [#sharding](https://hashnode.com/tag/sharding)
-   [#nosql](https://hashnode.com/tag/nosql)
-   [#database-optimization](https://hashnode.com/tag/database-optimization)
-   [#performance-tuning](https://hashnode.com/tag/performance-tuning)
-   [#connection-pooling](https://hashnode.com/tag/connection-pooling)
-   [#cache-management](https://hashnode.com/tag/cache-management)

## Written by

[Milinda Biswas](https://hashnode.com/@avluz)

@avluz

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

"Former teacher turned dev | Sharing code lessons, one article at a time"

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