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.

performance Intermediate

Optimize Node.js application performance with PM2 clustering and memory management

Learn how to optimize Node.js application performance using PM2 process manager with clustering, memory limits, and monitoring. This tutorial covers production deployment with systemd integration and advanced performance tuning.

25 min 6 distros 1,364 views
hosting Intermediate

Install and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications

Deploy production-ready FastAPI applications using Uvicorn ASGI server with systemd process management and Nginx reverse proxy. Configure SSL termination, load balancing, and comprehensive monitoring for high-performance Python web applications.

25 min 6 distros 2,924 views
hosting Intermediate

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.

25 min 6 distros 931 views
security Intermediate

Configure AppArmor security profiles for web servers and databases with custom policy enforcement

Set up mandatory access control for Nginx, Apache, MySQL, and PostgreSQL using AppArmor security profiles. Learn to create custom policies, debug profile violations, and implement advanced enforcement for production web servers and databases.

45 min 6 distros 1,177 views
hosting Intermediate

Install and configure Gunicorn application server with systemd and reverse proxy for Python web applications

Deploy Python web applications in production using Gunicorn WSGI server with systemd service management and Nginx reverse proxy. Includes performance tuning, security hardening, and monitoring setup.

25 min 6 distros 1,155 views
linux Intermediate

Configure Linux process resource monitoring and alerting with cgroups and systemd

Set up comprehensive process resource monitoring using cgroups v2 and systemd to track CPU, memory, and I/O usage with automated alerting when processes exceed defined limits.

25 min 6 distros 967 views
performance Intermediate

Optimize Linux network stack performance with sysctl tuning and TCP congestion control

Learn how to optimize Linux network performance using sysctl kernel parameters, TCP BBR congestion control, and advanced buffer tuning. This guide covers baseline testing, monitoring, and production-grade configurations for high-throughput servers.

35 min 6 distros 2,209 views
hosting Intermediate

Install and configure OpenResty web server with Lua scripting and performance optimization

Set up OpenResty as a high-performance web server and API gateway with embedded Lua scripting capabilities, SSL certificates, and advanced caching optimization for production workloads.

45 min 6 distros 1,085 views
hosting Intermediate

Set up Apache Tomcat 11 with SSL certificates and JVM optimization for Java web applications

Install and configure Apache Tomcat 11 with Java 21, SSL/TLS certificates, JVM performance tuning, security hardening, and production-ready monitoring for enterprise Java web applications.

45 min 6 distros 878 views
linux Intermediate

Configure Linux system resource limits with systemd and ulimit for application performance

Learn to configure Linux system resource limits using systemd, ulimit, and /etc/security/limits.conf to prevent application failures from resource exhaustion. Master per-user, per-service, and system-wide limits for optimal performance.

25 min 6 distros 1,643 views
hosting Intermediate

Install and configure OpenLiteSpeed web server with SSL and PHP for high-performance hosting

Set up OpenLiteSpeed web server with SSL certificates, PHP LSAPI, and built-in caching for superior performance compared to Apache and Nginx. Includes security hardening and monitoring configuration.

45 min 6 distros 1,135 views
performance Intermediate

Optimize Apache HTTP server performance with caching, compression and worker tuning

Boost Apache performance through worker MPM optimization, compression modules, and intelligent caching strategies. Achieve 3-5x performance improvements for high-traffic production workloads.

35 min 6 distros 802 views

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