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.
Browse by topic
Linux
System administration, shell scripting, package management
Hosting & Servers
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 Uptime Kuma for website monitoring with SSL and email alerts
monitoringInstall and configure Caddy web server with automatic HTTPS and reverse proxy
hostingInstall and configure TimescaleDB with PostgreSQL for high-performance time-series data
databasesInstall and configure Ollama for local AI models on Linux servers
devopsRecently published
Configure HAProxy with Consul for dynamic service discovery and automatic backend updates
networkingImplement Istio multi-cluster canary deployments and traffic splitting
devopsImplement HAProxy WAF integration with ModSecurity 3 for advanced threat protection
securityConfigure PostgreSQL 17 SSL encryption and certificate-based authentication
databasesSet up HAProxy SSL termination with Let's Encrypt certificates
networkingInstall and configure ntopng for comprehensive network monitoring with traffic analysis and real-time dashboards
Set up ntopng to monitor network traffic in real-time with detailed analytics, bandwidth monitoring, and customizable dashboards. Learn to configure interface monitoring, traffic analysis rules, and alerting for complete network visibility.
Monitor system time drift with Prometheus and Grafana alerts
Set up comprehensive time synchronization monitoring with Prometheus node exporter metrics, Grafana dashboards, and automated alerting to prevent system clock drift issues in production environments.
Configure OSSEC vulnerability detection with CVE scanning and automated security alerts
Set up OSSEC Host Intrusion Detection System with vulnerability scanning capabilities, CVE database integration, and automated alerting for comprehensive security monitoring across your infrastructure.
Monitor Apache Cassandra cluster with Prometheus and Grafana dashboards
Set up comprehensive monitoring for Apache Cassandra clusters using JMX exporter, Prometheus metrics collection, and Grafana dashboards with alerting rules for cluster health.
Configure systemd service resource limits and security isolation
Configure cgroups v2 resource limits and security isolation for systemd services to prevent resource exhaustion and improve system security. This tutorial covers memory, CPU, and I/O limits with monitoring and troubleshooting.
Configure NGINX SSL termination with Redis session storage
Set up NGINX as an SSL termination proxy with Redis backend for session storage, enabling scalable load balancing and persistent user sessions across multiple application servers.
Set up Varnish 7 cluster with load balancing across multiple backends
Configure a high-performance Varnish Cache 7 cluster with intelligent load balancing across multiple web servers, SSL termination, health monitoring, and shared cache synchronization for enterprise web acceleration.
Configure CockroachDB 24.3 multi-region deployment with high availability clustering
Deploy CockroachDB across multiple regions with automated failover, data locality controls, and production-grade security. Includes replication zones, load balancing, and disaster recovery strategies.
Monitor FastAPI applications with Prometheus and Grafana for production observability
Set up comprehensive monitoring for FastAPI applications using Prometheus metrics collection and Grafana dashboards. Configure custom metrics, alerting rules, and real-time visualization for API performance tracking.
Configure PostgreSQL 17 SSL encryption and advanced security hardening
Set up SSL/TLS encryption, client certificate authentication, and comprehensive security policies for PostgreSQL 17. Includes audit logging, access controls, and firewall configuration for production environments.
Set up PostgreSQL 17 streaming replication with PgBouncer connection pooling and load balancing
Configure PostgreSQL 17 streaming replication with automatic failover, PgBouncer connection pooling for performance optimization, and HAProxy load balancing for high availability database architecture.
Deploy FastAPI applications with Docker Compose and production optimization
Learn to containerize FastAPI applications with Docker Compose, integrate PostgreSQL and Redis services, configure Nginx reverse proxy with SSL, and implement production monitoring for scalable microservices deployment.
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 05:24 · reachable in a message, no ticket form