Infrastructure tutorials

Production-grade guides for Linux, servers, security and performance. Copy-paste commands, multi-distro support, written by engineers who run this in production.

devops Intermediate

Install and configure Kubernetes cluster with kubeadm and security hardening

Set up a production-ready Kubernetes cluster using kubeadm with proper security hardening, RBAC configuration, and CNI networking. Includes worker node setup and verification steps.

45 min 6 distros 1,222 views
devops Intermediate

Install and configure Apache Kafka with cluster setup and monitoring

Set up a production-ready Apache Kafka cluster with SSL security, ZooKeeper ensemble, and comprehensive monitoring using JMX and Prometheus for high-throughput message streaming.

45 min 6 distros 1,409 views
security Intermediate

Install and configure Fail2ban with advanced rules and email alerts

Set up Fail2ban intrusion prevention system with custom SSH, web server, and application protection rules. Configure email notifications and advanced filtering to automatically block malicious IP addresses based on log patterns.

45 min 6 distros 1,550 views
networking Intermediate

Install and configure HAProxy for high availability load balancing

Set up HAProxy with SSL termination, keepalived for high availability, and comprehensive health checks to distribute traffic across multiple backend servers with automatic failover.

45 min 6 distros 1,600 views
databases Intermediate

Install and configure PostgreSQL 17 with performance tuning and security hardening

Learn to install PostgreSQL 17 from official repositories, optimize performance with proper memory settings, and implement security best practices including SSL encryption and authentication hardening.

45 min 6 distros 1,713 views
monitoring Intermediate

Install and configure Grafana with Prometheus for system monitoring

Set up a complete monitoring stack with Prometheus for metrics collection and Grafana for visualization. Create dashboards to monitor system performance, set up alerting rules, and secure your monitoring infrastructure.

45 min 6 distros 1,373 views
networking Intermediate

Install and configure WireGuard VPN server with client management

Set up a secure WireGuard VPN server with automated client management, including key generation, firewall configuration, and traffic routing for remote access.

25 min 6 distros 1,514 views
devops Intermediate

Install and configure Traefik reverse proxy with SSL automation

Set up Traefik as a reverse proxy with Docker Compose for automatic SSL certificate management, service discovery, and load balancing across multiple backend services.

25 min 6 distros 1,475 views
devops Intermediate

Install and configure Podman for rootless containers on Linux

Learn to install Podman and configure rootless containers as a secure Docker alternative. Includes Docker Compose migration, systemd integration, and troubleshooting common permission issues.

25 min 6 distros 2,168 views
devops Intermediate

Install and configure Ollama for local AI models on Linux servers

Set up Ollama to run large language models locally on your Linux server. This tutorial covers installation, GPU acceleration, model deployment, API configuration, and performance optimization.

25 min 6 distros 4,187 views

Don't want to manage this yourself?

We handle infrastructure for businesses that depend on uptime. Fully managed, with one fixed contact who knows your setup.

You get one fixed contact who knows your setup

Rotterdam 05:58 · reachable in a message, no ticket form