johngoh – Page 2 – John Goh's blog

OpenShift 4.19 Day 2 – Controlling the blast radius of MachineConfigPools

In OpenShift, MachineConfigPool (MCP) updates are not “just config changes.” They trigger node reboots when anything … OpenShift 4.19 Day 2 – Controlling the blast radius of MachineConfigPoolsRead more

I took sometime out to dabble with more OpenShift installation on vSphere 7.0.3 cluster provisioned through … OpenShift 4.19.6 Installation (Agent-Based Installer) on VMware vSphere on IBM CloudRead more

After you’ve got OpenShift installed with Agent-Based Installer in an airgapped environment, here’s what you generally … OpenShift 4.19 Day 2 – Airgapped Disconnected Cluster Post-Installation StepsRead more

This script provides a comprehensive approach to verifying your OpenShift cluster health and ensures worker nodes … OpenShift Automation – Cluster Health Check and Recovery ScriptRead more

Got a pretty nifty script that helps to automate your cluster shutdown in one-go. It does … OpenShift Automation – Cluster Graceful Shutdown Automated scriptRead more

Faster Operator and Channel Information Extraction for Disconnected Environments OpenShift 4.19 introduces significant improvements to the … OpenShift: Operator Management with oc-mirror v2 & podmanRead more

This will come in handy for those working in disconnected airgapped environment. I’ve tested this to … OpenShift – imagesetconfig & catalogsourceRead more

The default Quay configuration is a solid starting point for a standard, single-node or small private … TIL: Optimize Red Hat QuayRead more

Here are practical oc commands you’ll use often, grouped by task. Replace placeholders in angle brackets … Useful OpenShift (oc) cli commands!Read more

In this blog post, I’ll walk you through installing Red Hat Quay using Podman containers, setting … How to Install Red Hat Quay and Secure with Nginx & Let’s EncryptRead more