k8s-operations

Kubernetes and OpenShift cluster operations, maintenance, and lifecycle management. Use this skill when: (1) Performing cluster upgrades (K8s, OCP, EKS, GKE, AKS) (2) Backup and disaster recovery (etcd, Velero, cluster state) (3) Node management: drain, cordon, scaling, replacement (4) Capacity planning and cluster scaling (5) Certificate rotation and management (6) etcd maintenance and health checks (7) Resource quota and limit range management (8) Namespace lifecycle management (9) Cluster migration and workload portability (10) Monitoring and alerting configuration (11) Log aggregation setup (12) Cost optimization and resource rightsizing