Harvester HCI Management: Provides detailed upgrade guides for Harvester hyper-converged infrastructure, covering the complete migration path from EOL versions to the latest stable versions, including coordinated upgrade strategies for components like RKE2, KubeVirt, and Longhorn.
Rancher Multi-Cluster Management: For upgrade planning of the community edition Rancher, especially for air-gapped multi-cluster fleet management scenarios, it provides verified upgrade sequences and risk control methods.
KEDA Autoscaling: In-depth explanation of Kubernetes Event-driven Autoscaling configuration and optimization, including the use of over 70 trigger types, multi-trigger combination strategies, and scale-to-zero production practices.
Argo CD GitOps: Covers complete skills for writing Applications and ApplicationSets, multi-source configuration, synchronization strategy optimization, and deployment methods like Helm/Kustomize/OCI.