A comprehensive technical guide to Amazon EKS covering node groups vs Fargate vs Karpenter, IRSA, Pod Identity, add-ons lifecycle, networking choices, cluster upgrades with zero downtime, EKS Anywhere, and cost optimization.
Karpenter
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AWS EKS Deep Dive: Managed Kubernetes on AWS -
Karpenter: Intelligent Node Autoscaling for Kubernetes How Karpenter outperforms Cluster Autoscaler with just-in-time node provisioning, flexible NodePool configuration, spot instance handling, bin-packing, and intelligent cost optimization strategies.
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Kubernetes Cost Optimization: Rightsizing, Spot Nodes, Bin Packing, Kubecost, and Scale-to-Zero A practical guide to cutting Kubernetes infrastructure costs — rightsizing workloads with VPA, leveraging spot/preemptible nodes, improving bin packing, measuring cost with Kubecost, and eliminating idle compute with KEDA scale-to-zero.