api-server | ArxDecoded

Kubernetes 1.36 Introduces Mixed Version Proxy as a Default Beta Feature

August 25, 2026

Kubernetes 1.36 moves the Mixed Version Proxy (MVP) from Alpha to Beta and enables it by default, improving upgrade safety by transparently routing unknown‑resource requests to a capable API server.

How controller-runtime Cache Works and Why It Matters for Performance

August 25, 2026

Writing Kubernetes controllers in Go often leads to confusion about when data is read from the API server versus a local cache. This guide explains the controller-runtime cache internals, the shift to RealFIFO, and how to optimize memory usage.