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How to Build a Multi-Node Kubernetes Cluster on Ubuntu Server with K3s: Installation, Traefik Ingress, and Load Balancing

By admin October 3, 2026

A practical guide to building a multi-node Kubernetes cluster with K3s on Ubuntu Server. Optimize resources for budget VPS, join worker nodes in 5 minutes, and configure Traefik Ingress for smooth load balancing.

Docker

Kamal: Deploy Docker Apps to VPS Without Kubernetes — A Practical Guide

By admin September 15, 2026

Kamal is a tool for deploying Docker applications to VPS over SSH with zero-downtime, automatic SSL, and one-command rollbacks — no Kubernetes or complex setup required. This guide covers practical deploy.yml configuration, tips for avoiding common pitfalls, and the essential monitoring commands you need after deployment.

Docker

Configuring Traefik v3 with Cloudflare DNS Challenge: Automatic Wildcard SSL for Docker

By admin September 15, 2026

A step-by-step guide to configuring Traefik v3 + Cloudflare DNS Challenge for automatic Wildcard SSL provisioning and renewal on all Docker containers — no Nginx configuration, no port 80 hassle.

Docker

Securing Docker Containers with Authentik Forward Auth: Add SSO and MFA in 10 Minutes

By admin July 15, 2026

Turn insecure Docker applications into a secure system with SSO and MFA by using Authentik as Forward Auth via Traefik.

Monitoring

Monitoring Traefik Reverse Proxy with Prometheus and Grafana: Tracking Request Rate, Error Rate, and Latency

By admin July 6, 2026

A guide to enabling the Prometheus metrics endpoint on Traefik v3, setting up Docker Compose for the full monitoring stack, and building a Grafana dashboard with PromQL queries to track request rate, error rate, and P95 latency per service. Includes alert rules for automatic notifications when issues arise.

Docker

Traefik: The Ultimate Reverse Proxy Solution for Docker (Auto SSL, 5-Minute Setup)

By admin April 4, 2026

Configuring Traefik as a Reverse Proxy for Docker helps automate Let's Encrypt SSL. Manage dozens of domains professionally using only Docker Labels.