Karmada Graduates: A Multi-Cluster K8s ADR
Karmada graduated CNCF on Sept 8, 2026. We break down v1.19's priority scheduling and memory fixes, plus when to pair it with Cluster API in production.
KEDA 2.21 vs 2.20: CVE Fix & Breaking Scaler Changes
KEDA 2.21 patches a TriggerAuthentication CVE and removes deprecated Temporal and Azure Pipelines scaler settings. The safe upgrade path from 2.20, which just went EOL.
Terraform 1.16 vs OpenTofu 1.13: Where the IaC Forks Now Diverge
Terraform 1.16 adds store blocks, import-in-modules and destroy=false; OpenTofu 1.13 RC adds linting and drops WinRM. Feature-by-feature upgrade guide.
Cilium 1.20 ExternalAuth vs oauth2-proxy vs Istio AuthorizationPolicy
Cilium 1.20 ships the Gateway API ExternalAuth filter from GEP-1494. How it compares with oauth2-proxy and Istio, and why Experimental matters.
Kubernetes 1.37 Gang Scheduling vs Volcano, Kueue and YuniKorn
Kubernetes 1.37 promotes PodGroup and gang scheduling to beta and adds CompositePodGroup. Do you still need Volcano, Kueue or YuniKorn?
Gateway API v1.6 TCPRoute and UDPRoute vs LoadBalancer Services and Vendor CRDs
Gateway API v1.6 graduates TCPRoute and UDPRoute to Standard and v1. What that means for MQTT, Postgres and DNS traffic you used to route with vendor CRDs.
The WebAssembly Component Model on the Server: Wasm vs Containers (2026)
An architecture decision record on the WebAssembly Component Model server-side: WASI Preview 2, cold-start, isolation, and when Wasm beats containers in 2026.
Dapr for Distributed Microservices: A 2026 Tool Deep-Dive and Tutorial
A Dapr deep-dive for 2026: building blocks, the sidecar model, service invocation, state, pub/sub, workflows, and how Dapr abstracts infrastructure on Kubernetes.
Dapr: A Distributed Application Runtime Tutorial (2026)
A 2026 Dapr tutorial: the distributed application runtime explained — building blocks, the sidecar model, state and pub/sub, with working config and deployment.
Cloud-Native Asset Performance Management (APM): 2026 Architecture
A cloud-native asset performance management architecture for 2026 — telemetry ingest, twin services, anomaly ML, ServiceNow/SAP loop, observability.