https://trinidadmarroquin.com/projects/kubernetes-platform-operations/ Recent content in Kubernetes Platform Operations on Trinidad Marroquin Hugo en Trinidad Marroquin Wed, 10 Jun 2026 00:00:00 -0500 https://trinidadmarroquin.com/projects/kubernetes-platform-operations/dns-search-domain-hygiene/ Wed, 10 Jun 2026 00:00:00 -0500 https://trinidadmarroquin.com/projects/kubernetes-platform-operations/dns-search-domain-hygiene/ Operating pattern for maintaining consistent DNS search domain state across RKE2 clusters: audit, stage, runtime fix, and drift detection across three resolver layers. https://trinidadmarroquin.com/projects/kubernetes-platform-operations/platform-conventions/ Wed, 10 Jun 2026 00:00:00 -0500 https://trinidadmarroquin.com/projects/kubernetes-platform-operations/platform-conventions/ Platform conventions for Kubernetes namespaces, ingress, storage, labels, policies, and ownership patterns that reduce operational drift. https://trinidadmarroquin.com/projects/kubernetes-platform-operations/upgrade-sequencing/ Wed, 10 Jun 2026 00:00:00 -0500 https://trinidadmarroquin.com/projects/kubernetes-platform-operations/upgrade-sequencing/ Upgrade sequencing model for Rancher-managed Kubernetes clusters, including readiness checks, maintenance windows, node drains, PodDisruptionBudgets, rollback planning, and post-upgrade validation. https://trinidadmarroquin.com/projects/kubernetes-platform-operations/rancher-fleet-standards/ Wed, 10 Jun 2026 00:00:00 -0500 https://trinidadmarroquin.com/projects/kubernetes-platform-operations/rancher-fleet-standards/ Operating standards for Rancher-managed Kubernetes fleets, including Active Directory authentication, break-glass access, RBAC, Fleet GitRepo organization, and cluster ownership.