Argo Rollouts vs Flagger: Progressive Delivery ADR for 2026
Argo Rollouts vs Flagger compared on traffic shaping, metrics analysis, GitOps fit, Gateway API support and failure modes, with a decision record.
OpenTelemetry Kubernetes Attributes Processor v1.0: Migration Guide
The k8sattributes processor hit v1.0.0 on Sept 16, 2026 with stable semantic conventions v1.42. Breaking changes, config migration, and rollout plan.
Crossplane Composition Functions: Internal Developer Platform
Build an internal developer platform with Crossplane composition functions: XRDs, function pipelines, testing, and Terraform comparison, with code.
eBPF for Kubernetes Observability: An Architecture Decision Record
ADR on replacing APM agents with eBPF for Kubernetes observability: coverage, overhead, limits, OpenTelemetry eBPF instrumentation, decision guide.
llm-d on Kubernetes: Prefill/Decode Disaggregation for LLM Inference
llm-d explained: disaggregated prefill and decode, KV-cache-aware routing and vLLM on Kubernetes, with cost math, an install path and where it beats a plain vLLM deployment.
Istio Ambient Multicluster and Gateway API Inference Extension for LLM Serving
How Istio ambient multicluster and the Gateway API Inference Extension route LLM traffic by KV-cache and queue depth, with a reference architecture and failure modes.
Argo CD 3.x Upgrade Guide: What Changed vs v2 for Production
A production upgrade guide from Argo CD v2 to 3.x: RBAC and logs defaults, annotation tracking, ApplicationSet changes, sharding and a rollback-safe rollout plan.
Kubernetes 1.37: Stable Metrics API and Rootless Kubelet in Beta
Kubernetes 1.37 Garhwal graduates the Metrics API to stable and moves the rootless kubelet to beta. What changes for autoscaling, security, and upgrades.
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.