Node.js 20+ memory management in containers

76 · Red Hat · Oct. 10, 2025, 7:37 a.m.
Summary
This blog post discusses Node.js 20's container-aware memory management, explaining how it limits heap size based on container cgroups and introduces concepts of CPU allocation and multithreading with worker_threads. The article provides insights on memory management, garbage collection, and troubleshooting strategies when deploying Node.js applications in containers.