---
title: "Discussion on \"The Port Ran Out Before the CPU Did: SNAT Exhaustion in Multi-Cloud Egress\" | Hashnode"
description: "Discussion on \"The Port Ran Out Before the CPU Did: SNAT Exhaustion in Multi-Cloud Egress\". The service was healthy. CPU was low, memory was fine, the database had headroom, and the deploy had changed nothing in the network. Yet cross-cloud calls began failing at random — a few percent at fi"
url: "https://hashnode.com/posts/the-port-ran-out-before-the-cpu-did-snat-exhaustion-in-multi-cloud-egress/6af462bdfc173611c08f39a8"
---

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# [The Port Ran Out Before the CPU Did: SNAT Exhaustion in Multi-Cloud Egress](https://onelifevibe.hashnode.dev/the-port-ran-out-before-the-cpu-did-snat-exhaustion-in-multi-cloud-egress?utm_source=hashnode&utm_medium=feed)

The service was healthy. CPU was low, memory was fine, the database had headroom, and the deploy had changed nothing in the network. Yet cross-cloud calls began failing at random — a few percent at fi

16h ago · 7 min read · onelifevibe.hashnode.dev  
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-   [#networking](https://hashnode.com/tag/networking)
-   [#cloud-computing](https://hashnode.com/tag/cloud-computing)
-   [#devops](https://hashnode.com/tag/devops)
-   [#multi-cloud](https://hashnode.com/tag/multi-cloud)

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