#hybrid-node

Optimal node strategies for GPU workloads across EKS Auto Mode, Karpenter, MNG, and Hybrid Nodes

Designs a highly available GenAI inference layer for EKS Hybrid Nodes GPU nodes with resource isolation (taints), a hybrid-only NVIDIA Device Plugin deployment, and a Karpenter-based cloud GPU fallback NodePool.

A hands-on guide to using on-premises GPU nodes as the primary inference tier on EKS Hybrid Nodes, and resolving DGX H200 SR-IOV VF name inconsistency through driver compatibility, persistent naming, and systemd orchestration

Covers GPU workload architecture for EKS Hybrid Nodes and DGX H200 SR-IOV and InfiniBand high-performance networking configuration.

Best practices reference guide for adopting and operating Amazon EKS Hybrid Nodes. Covers six areas, from concepts and architecture to networking, security and authentication, storage and registry, GPU, and operations and cost.

IP range design best practices for EKS Hybrid Nodes — routing requirement assessment procedure, VPC minimum sizing rationale, dedicated control plane ENI subnet strategy, proactive Pod CIDR allocation, and multi-environment address planning.

CNI selection criteria and core Cilium configuration for EKS Hybrid Nodes — hybrid-node-only affinity, cluster-pool IPAM, choosing a Pod CIDR routing method (BGP, static, Gateway), and the Cilium BGP Control Plane configuration procedure.

Covers a 5-zone pre-registration rule table to submit to firewall and network teams when adopting EKS Hybrid Nodes, handling environments without FQDN wildcard support, Transit Gateway topology, and on-premises LB path design.

Covers the full lifecycle of the Amazon EKS Hybrid Nodes Gateway, from its operating mechanism through Cilium VTEP reconfiguration, Helm installation, instance sizing, failover, monitoring, and removal.

EKS Hybrid Nodes networking best practices — covers CIDR design and address-range minimization, CNI configuration and Pod CIDR routing, building and operating the Hybrid Nodes Gateway, load balancing and service exposure, firewall pre-registration, and TGW topology.

Designing external exposure for EKS Hybrid Nodes workloads — the traffic-origin-based NLB vs Cilium built-in LB decision principle, AWS Load Balancer Controller configuration requirements, Cilium LB IPAM and BGP advertisement, and community options such as MetalLB.

Configure private API access, ECR and S3 interface endpoints, on-premises DNS, and return routing for EKS Hybrid Nodes.

Covers EKS Hybrid Nodes Mixed Mode operational patterns, Cluster Insights configuration validation, monitoring, and cost optimization based on vCPU-hour billing.

Observability implementation guide for EKS Hybrid Nodes — covers Cluster Insights configuration self-diagnosis, CloudWatch Container Insights hybrid configuration (RUN_WITH_IRSA), NVIDIA GPU metric integration, a Cilium Hubble-based eBPF dashboard, and Network Flow Monitor applicability analysis.

Operational best practices for EKS Hybrid Nodes — mixed mode workload placement, configuration validation with Cluster Insights and nodeadm debug, monitoring architecture, and cost optimization based on tiered vCPU-hour billing.

Kubernetes version upgrade strategy for EKS Hybrid Nodes — covers how nodeadm upgrade works, the mandatory manual cordon/drain, handling SSM signing key expiration (nodeadm 1.0.19+), private mirror configuration for air-gapped networks, and the upgrade runbook.

Covers the six design decisions to finalize when adopting EKS Hybrid Nodes — hybrid connectivity, cluster topology, Pod CIDR exposure, CNI and routing, node authentication, and workload exposure — with decision criteria and inter-decision dependencies.

Covers Amazon EKS Hybrid Nodes from definition, use cases, and pricing model to the nodeadm registration flow, RemoteNodeNetwork/RemotePodNetwork networking structure, traffic flows, and key technical characteristics.

Covers EKS Hybrid Nodes concepts, how it works, key technical characteristics, and a guide to the six design decisions — connectivity, topology, Pod CIDR exposure, CNI, authentication, and workload exposure.

Covers EKS Hybrid Nodes node authentication methods (SSM hybrid activation vs IAM Roles Anywhere) and credential lifecycle management.

IAM credential provider selection guide for EKS Hybrid Nodes — SSM hybrid activation vs IAM Roles Anywhere comparison, the Vault PKI integration pattern, Hybrid Nodes IAM role minimum permissions, and credential lifecycle management.

A comprehensive guide to implementing shared file storage in EKS Hybrid Nodes environments, covering AWS managed services, enterprise storage integration, and Amazon Linux 2023 alternative approaches.

Configuration guidance separating DNS, TLS trust, containerd setup, project credentials and recovery verification for Harbor and EKS Hybrid Nodes

Covers shared file storage (EFS, FSx, NFS) solutions for EKS Hybrid Nodes environments and Harbor private container registry integration.