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
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 Caddy web server with automatic HTTPS and reverse proxy
hostingInstall and configure Ollama for local AI models on Linux servers
devopsInstall and configure TimescaleDB with PostgreSQL for high-performance time-series data
databasesInstall and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications
hostingRecently 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
monitoringImplement Django continuous deployment with Git hooks and automated testing
Set up automated Django deployment with Git hooks, testing pipelines, and production rollbacks. Configure continuous integration with database migrations, static file management, and zero-downtime deployments.
Configure Django Redis caching and session storage for high-performance web applications
Set up Redis as both cache backend and session storage for Django applications. Improve page load times and user experience with proper Redis configuration and Django integration.
Set up PHP application performance monitoring with APM tools and real-time metrics collection
Monitor PHP application performance with New Relic APM and Elastic APM, implement custom metrics collection, and set up comprehensive Grafana dashboards for real-time application observability and performance optimization.
Configure advanced Uptime Kuma monitoring with API integrations and automated alerting
Set up Uptime Kuma with advanced API endpoints, custom notification channels, and automated monitoring workflows. Configure health check automation, status page customization, and enterprise alerting rules for production environments.
Configure Node.js application monitoring with PM2 and Grafana
Set up comprehensive Node.js application monitoring using PM2 process manager with Prometheus metrics collection and Grafana dashboards for production-grade observability and alerting.
Configure Nagios custom plugins development for specialized monitoring requirements
Learn to develop custom Nagios plugins for specialized monitoring requirements including setting up the development environment, writing check scripts in multiple languages, and integrating them into your Nagios Core monitoring infrastructure.
Configure NGINX virtual hosts with SSL certificates for multiple domains
Set up multiple domains on a single NGINX server with automatic SSL certificates from Let's Encrypt. Handle domain routing, certificate management, and secure configurations for production hosting.
Configure systemd user services for application startup
Learn how to configure systemd user services to automatically start applications without root privileges. This guide covers creating service units, managing lifecycle, and troubleshooting user services for reliable application startup.
Configure Linux development environment with Docker and Docker Compose
Set up a complete Docker development environment with Docker Compose for containerized application development. Install Docker Engine, configure user permissions, and establish efficient development workflows.
Monitor OSPF network topology with Prometheus and Grafana dashboards
Set up comprehensive OSPF network monitoring using FRRouting, Prometheus SNMP exporter, and Grafana dashboards to track network topology changes, LSA states, and routing convergence in real-time.
Configure FRRouting route maps and prefix lists for advanced routing policies
Set up FRRouting with route maps and prefix lists to control BGP route advertisement, implement traffic engineering, and create sophisticated routing policies for enterprise networks.
Configure Cherokee web server with MySQL database optimization and performance tuning
Set up Cherokee web server with optimized MySQL database connections, FastCGI configuration, and performance tuning for high-traffic web applications on Linux systems.
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