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...y-through-unexpected-heap-issues-with-kubernetes-by-ztec-sep-2024-deezer-i-o.md
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title: >- | ||
Node.js 20 upgrade: a journey through unexpected HEAP issues with Kubernetes | | ||
by Ztec | Sep, 2024 | Deezer I/O | ||
author: azu | ||
layout: post | ||
itemUrl: >- | ||
https://deezer.io/node-js-20-upgrade-a-journey-through-unexpected-heap-issues-with-kubernetes-27ae3d325646 | ||
editJSONPath: 'https://github.com/jser/jser.info/edit/gh-pages/data/2024/09/index.json' | ||
date: '2024-09-30T14:37:59Z' | ||
tags: | ||
- nodejs | ||
- article | ||
--- | ||
Node.js 18から20へアップデートすると平均応答時間やCPUの使用率がわずかに増加し、その原因を探索していく記事。 | ||
HeapとGCのメトリクスを見ていくと、GCが頻繁に起きるようになっており、リリースノートを探すとV8のHeapスペースのデフォルト値が変更されていることを発見するまでの話 |