I Passed EX280: Red Hat OpenShift Administrator
A personal reflection on passing EX280 through official Red Hat training, objective-driven study, documentation, and hands-on OpenShift practice in my home lab.
Homelab
Install an Additional NVMe SSD in the AOOSTAR GEM10
A practical hardware-to-Proxmox guide for adding a 2 TB Lexar NM790 NVMe SSD to the AOOSTAR GEM10 home-lab server.
Road to EX280: Preparing for OpenShift Administration
My EX280 preparation plan combines official Red Hat training and documentation with repeatable OpenShift practice in my Proxmox home lab.
Deploy a Single-Node k3s Kubernetes Cluster on Proxmox with kcli
A tested kcli workflow for deploying k3s on Proxmox, with the storage and kubeconfig problems I hit along the way.
Install kcli on macOS and Manage Proxmox VMs
A practical guide to running kcli on a Mac, configuring Proxmox API and SSH access, and creating the first VM from a cloud image.