Alibaba Cloud Native

Apr 6, 2020 · Cloud Native

Mastering Kubernetes RuntimeClass: Multi‑Runtime Support and Pod Overhead Explained

This article explains the evolution of container runtimes, the introduction of the Container Runtime Interface, and how Kubernetes RuntimeClass—introduced in v1.12 and expanded in later versions—enables multiple runtimes, custom scheduling, and pod overhead accounting, with practical YAML examples and multi‑runtime deployment scenarios.