Xiaohui's Blog

This Docker image accelerator makes it easy to download container images. A must-have tool for learning Docker or Kubernetes—check it out!

This article explains how to quickly install OpenShift using CRC (CodeReady Containers). With detailed step-by-step instructions—including pre-installation preparation, CRC download and configuration, and OpenShift cluster startup and access—it helps developers and testers easily set up a local OpenShift environment.

This article introduces the setup and management of a Kubernetes cluster, covering DNS configuration, containerd deployment, Calico network plugin integration, kubeadm cluster initialization, node joining, cluster reset, firewall configuration, and other key steps. It helps you quickly master Kubernetes cluster deployment and maintenance, providing a stable environment for containerized applications.

This is a zero-barrier hands-on guide that walks you through deploying Pagoda SD-WAN remote control in just 5 minutes. It solves the pain points of “no public IP” and “VPN setup too complex,” enabling personal or enterprise cross-region networking, remote maintenance, and multiplayer gaming scenarios.

This article introduces the Kubernetes certification system by the Linux Foundation, with a focus on the CKA exam format, evaluation domains, and required skills. It also provides preparation tips and resources to help candidates systematically prepare for CNCF certification.