---
title: "Discussion on \"From Smoke Tests to Production Truth: Lessons from Load Testing Five APIs with Locust\" | Hashnode"
description: "Discussion on \"From Smoke Tests to Production Truth: Lessons from Load Testing Five APIs with Locust\". Load testing five backend APIs with Locust: clean scaling, saturation, empty-payload traps, and why zero failures can still be a performance failure."
url: "https://hashnode.com/posts/from-smoke-tests-to-production-truth-lessons-from-load-testing-five-apis-with-locust/6a6790a35fcb8a8e87729de8"
---

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# [From Smoke Tests to Production Truth: Lessons from Load Testing Five APIs with Locust](https://backend-debugging.hashnode.dev/from-smoke-tests-to-production-truth-lessons-from-load-testing-five-apis-with-locust?utm_source=hashnode&utm_medium=feed)

Load testing five backend APIs with Locust: clean scaling, saturation, empty-payload traps, and why zero failures can still be a performance failure.

Jul 27 · 17 min read · backend-debugging.hashnode.dev  
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-   [#performance-testing](https://hashnode.com/tag/performance-testing)
-   [#locust](https://hashnode.com/tag/locust)
-   [#apis](https://hashnode.com/tag/apis)
-   [#backend-development](https://hashnode.com/tag/backend-development)

## Written by

[Fernando Castellanos](https://hashnode.com/@masitecno)

@masitecno

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

Practical notes from a backend developer debugging real-world systems.

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