Learn how to configure custom DNS servers on your UMH instance to resolve external domain names and prevent connectivity issues. This step-by-step guide covers editing `/etc/resolv.conf`, restarting CoreDNS pods, and customizing the CoreDNS ConfigMap for advanced DNS configurations.
Resolve the “failed to find memory cgroup (v2)” error when running UMH Lite in Docker on a Raspberry Pi. This step-by-step guide covers enabling memory cgroups, configuring Docker-in-Docker and K3s within Docker, and optimizing resource management.
Discover 3 alternative methods to manage Kubernetes clusters without relying on kubectl. This article covers terminal-based k9s, the open-source OpenLens and its successor Lens Desktop, web-based Headlamp, and the traditional command line approach.
Learn how to securely expose Grafana and Node-RED on the United Manufacturing Hub (UMH) using SSL/TLS encryption. This advanced tutorial guides you through generating certificates, creating Kubernetes Secrets, and configuring Ingress resources to enable secure HTTPS access via custom domain names.
Discover how you can share your ideas, contribute to our blog, and connect with us on other platforms.
