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
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Performance
Caching, optimization, profiling, load testing
Databases
MySQL, PostgreSQL, Redis, backups, replication
Networking
DNS, load balancing, VPN, TCP/IP, routing
DevOps
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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 TimescaleDB with PostgreSQL for high-performance time-series data
databasesRecently 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
monitoringSet up ELK Stack for centralized ModSecurity log analysis and monitoring
Configure Elasticsearch 8, Logstash 8, and Kibana 8 to collect, parse, and visualize ModSecurity web application firewall logs from multiple servers for centralized security monitoring and threat detection.
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.
Configure container resource limits with Docker and systemd for production workloads
Learn to set memory, CPU, and I/O limits for Docker containers using both Docker runtime constraints and systemd service limits. Master cgroups v2 integration for bulletproof resource management in production environments.
Setup Tailscale site-to-site VPN with multiple exit nodes for redundancy
Configure a resilient Tailscale mesh VPN with multiple exit nodes for high availability site-to-site connectivity. Set up subnet routing, automatic failover, and monitoring across distributed networks.
Configure FastAPI database connection pooling with PostgreSQL 17 for high-performance applications
Set up optimized async database connection pooling in FastAPI using SQLAlchemy and asyncpg with PostgreSQL 17. Learn connection pool tuning, session management patterns, and performance optimization for production workloads.
Integrate H2O with Let's Encrypt for automatic SSL certificates
Set up H2O HTTP/2 web server with automatic SSL certificate management using Let's Encrypt and certbot. Configure SSL termination, automatic renewal, and security hardening for production deployments.
Setup Gunicorn blue-green deployment with NGINX for zero downtime Python applications
Configure zero-downtime deployments for Python web applications using Gunicorn blue-green deployment strategy with NGINX reverse proxy, automated health checks, and rollback mechanisms for production reliability.
Implement Tailscale OAuth integration with identity providers for enterprise authentication
Configure Tailscale with enterprise identity providers including SAML and OIDC authentication, implement access control policies, and manage users across distributed teams for secure zero-trust networking.
Integrate Apache Tomcat 11 with Prometheus and Grafana monitoring for comprehensive performance tracking
Set up comprehensive monitoring for Apache Tomcat 11 using JMX Prometheus Java agent, configure Prometheus to scrape metrics, create detailed Grafana dashboards, and implement alerting rules for performance tracking and health monitoring.
Implement Apache log analysis with GoAccess and ELK stack for real-time monitoring
Set up comprehensive Apache log monitoring with GoAccess for real-time analysis and ELK stack for centralized log processing, creating powerful Kibana dashboards for web server insights and automated alerting.
Set up OpenLiteSpeed with Docker containers for development
Deploy OpenLiteSpeed web server in Docker containers with PHP-FPM, SSL certificates, and persistent volumes for scalable development environments.
Configure OpenLiteSpeed load balancing with multiple backend servers
Set up OpenLiteSpeed as a reverse proxy and load balancer to distribute traffic across multiple backend application servers with health checks and automatic failover for high availability.
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