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 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
Implement Apache load balancing with SSL termination and health checks
hostingSetup Node.js error tracking with Sentry for production monitoring and debugging
monitoringImplement Node.js application monitoring with Prometheus metrics and Grafana dashboards
monitoringImplement OSPF multi-area design with FRRouting and advanced routing policies
networkingConfigure Istio security policies with external authorization services integration
securityConfigure Linux cron jobs and system task scheduling with best practices
Learn to configure cron jobs and systemd timers for automated task scheduling on Linux systems with proper logging, security, and troubleshooting techniques.
Install and configure Uptime Kuma for website monitoring with SSL and email alerts
Learn how to install Uptime Kuma, a self-hosted monitoring tool, with SSL certificates, email notifications, and comprehensive website monitoring capabilities. Set up automated alerts and maintain reliable uptime tracking for your web services.
Install and configure Nagios Core 4.5 for network and server monitoring with web interface
Set up Nagios Core 4.5 monitoring system with Apache web interface to monitor servers, network devices, and services. Configure hosts, services, and email notifications for comprehensive infrastructure monitoring.
Install and configure MariaDB 11.6 with performance optimization and security hardening
Set up MariaDB 11.6 as a high-performance MySQL alternative with InnoDB optimization, SSL encryption, automated backups, and comprehensive security hardening for production environments.
Optimize Linux boot time with systemd service analysis and performance tuning
Learn to analyze and optimize Linux boot performance using systemd-analyze tools. Identify bottlenecks, disable unnecessary services, and configure parallel startup to reduce boot times on Ubuntu, Debian, and RHEL-based systems.
Install and configure Node.js web applications with PM2 and reverse proxy
Deploy production-ready Node.js applications using PM2 process manager and Nginx reverse proxy with SSL certificates, automatic startup, and comprehensive monitoring for high-availability web hosting.
Install and configure Jetty application server with SSL certificates and performance tuning
Deploy Eclipse Jetty application server with SSL/TLS encryption, systemd service management, and production-ready performance optimizations. Configure reverse proxy integration and security hardening for Java web applications.
Install and configure Cherokee web server with FastCGI and virtual hosts
Set up Cherokee web server with web-based administration, FastCGI support for PHP applications, SSL-enabled virtual hosts, and performance optimizations for lightweight web hosting environments.
Configure Apache Cassandra cluster with multi-node setup and performance optimization
Set up a production-ready Apache Cassandra cluster with multiple nodes, configure replication strategies, and optimize JVM settings and performance parameters for high-throughput distributed NoSQL workloads.
Install and configure Varnish Cache 7 with NGINX backend for high-performance web acceleration
Set up Varnish Cache 7 as a high-performance HTTP accelerator with NGINX backend integration. This tutorial covers installation, SSL termination, cache optimization, purging mechanisms, and monitoring for production environments.
Configure network load balancing with keepalived and VRRP for high availability failover
Set up keepalived with VRRP to create highly available network services with automatic failover. Configure virtual IP addresses that move between servers when one fails, ensuring zero-downtime load balancing.
Install and configure H2O HTTP/2 web server with FastCGI and SSL certificates
Deploy H2O, a high-performance HTTP/2 web server with native FastCGI support and SSL/TLS termination. Configure virtual hosts, PHP-FPM integration, and performance optimization for production environments.
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