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.
Karpenter vs Cluster Autoscaler for GPU Nodes: 2026 Cost Guide
Karpenter vs Cluster Autoscaler for GPU node scaling in 2026: bin-packing, spot, cold-start, consolidation and the real cost difference for ML clusters.
pgvector vs Qdrant vs LanceDB: On-Prem RAG Vector Search (2026)
pgvector, Qdrant, and LanceDB compared for on-prem RAG in 2026: indexing, filtering, latency at scale, and operational overhead.
OTLP vs Prometheus Remote Write: The 2026 Metrics Pipeline Decision
OTLP metrics vs Prometheus remote write compared for 2026: cardinality control, push vs pull, and the migration path for existing Prometheus fleets.
ArgoCD vs Flux for GitOps at Scale: An Architecture Decision Record
ArgoCD vs Flux GitOps decision record for 2026: multi-tenancy, progressive delivery, and which to pick for platform teams at scale.
K3s at the Edge: A Production Kubernetes Guide for 2026
K3s at the edge in 2026: production-hardened deployment patterns, HA datastore choices, and lessons from real IIoT rollouts.
containerd vs CRI-O (2026): Kubernetes Runtime Decision Guide
containerd vs CRI-O for Kubernetes in 2026: CRI conformance, image handling, footprint, security posture, ecosystem and when each fits. A practical decision guide.
Podman vs Docker (2026): Rootless, Daemonless & Compose Tested
Podman vs Docker in 2026: rootless and daemonless architecture, pods, systemd/Quadlet, compose compatibility, security and CI. A practical decision guide.
Karpenter vs Cluster Autoscaler (2026): GPU Node Scaling & Cost
Karpenter vs Cluster Autoscaler for Kubernetes GPU node scaling: provisioning speed, bin-packing, consolidation, spot handling and cost. A 2026 decision guide.