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.
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Linux
System administration, shell scripting, package management
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Web servers, reverse proxies, SSL, domains
Security
Firewalls, hardening, encryption, access control
Performance
Caching, optimization, profiling, load testing
Databases
MySQL, PostgreSQL, Redis, backups, replication
Networking
DNS, load balancing, VPN, TCP/IP, routing
DevOps
CI/CD, Docker, Kubernetes, automation
Monitoring
Logging, alerting, metrics, observability
Most viewed
Install and configure Deno for web development with systemd and reverse proxy
hostingInstall and configure Caddy web server with automatic HTTPS and reverse proxy
hostingInstall and configure Ollama for local AI models on Linux servers
devopsInstall and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications
hostingInstall and configure Uptime Kuma for website monitoring with SSL and email alerts
monitoringRecently published
Configure Consul Connect service mesh monitoring with distributed tracing
monitoringConfigure Kubernetes RBAC with service accounts and cluster roles for secure access control
devopsImplement Deno microservices architecture with service discovery and load balancing
devopsImplement Kubernetes security scanning with Falco and OPA Gatekeeper for runtime protection
securityConfigure OpenTelemetry custom metrics for application monitoring with Prometheus and Grafana
monitoringConfigure NGINX reverse proxy with load balancing and SSL termination
Set up NGINX as a reverse proxy with multiple backend servers, SSL termination, and health monitoring. Perfect for distributing traffic across application instances while handling encryption at the edge.
Configure HAProxy advanced routing with ACLs and maps for intelligent traffic management
Set up sophisticated traffic routing in HAProxy using Access Control Lists (ACLs) and map files for dynamic backend selection, SSL SNI routing, and intelligent request distribution based on headers, paths, and custom conditions.
Configure WireGuard site-to-site VPN connections with advanced routing and security
Set up secure network-to-network VPN tunnels using WireGuard with advanced routing, firewall rules, and monitoring for connecting multiple office locations or data centers.
Install and configure PgBouncer for PostgreSQL connection pooling with performance optimization
Set up PgBouncer to efficiently manage PostgreSQL connections, reduce database load, and improve application performance with proper authentication and monitoring.
Deploy Podman containers with Kubernetes YAML manifests and kubectl integration
Learn how to deploy and manage Podman containers using Kubernetes YAML manifests with kubectl integration. This tutorial covers systemd user services, YAML generation, pod networking, and volume management.
Configure Traefik with Consul service discovery for dynamic load balancing
Set up Traefik 3.1 reverse proxy with Consul service discovery to automatically route traffic to services without manual configuration. Learn dynamic routing, SSL automation, health checks, and monitoring setup for production environments.
Configure nginx reverse proxy for Podman containers with SSL and load balancing
Set up nginx as a reverse proxy for Podman containers with SSL termination, health checks, and load balancing. Includes automated SSL certificate management with Let's Encrypt and container integration.
Configure HAProxy multi-site SSL termination with SNI for secure load balancing
Set up HAProxy to handle SSL certificates for multiple domains using Server Name Indication (SNI), enabling secure HTTPS traffic termination and load balancing across different backend services.
Configure OpenVPN LDAP authentication and user management with Active Directory integration
Set up OpenVPN with LDAP authentication to integrate with Active Directory for centralized user management. Configure group-based access control and combine certificate-based authentication with LDAP for enterprise security.
Configure HAProxy SSL termination with Let's Encrypt and security headers
Set up HAProxy 2.8 with SSL termination, automatic Let's Encrypt certificates, and security headers for high-performance load balancing with HTTPS offloading and automated certificate renewal.
Configure Apache HTTP Server clustering with mod_cluster and JBoss EAP for enterprise load balancing
Set up Apache HTTP Server with mod_cluster module to create an intelligent load balancing cluster with JBoss EAP application servers, featuring automatic node discovery, session clustering, and health monitoring.
Install and configure Waitress WSGI server with SSL certificates for Python web applications
Deploy production-ready Python web applications using Waitress WSGI server with SSL certificates, systemd service management, and reverse proxy configuration for Flask and Django applications.
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