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 Advanced

Optimize OpenResty performance with advanced caching strategies and Lua optimization

Configure high-performance caching with Redis integration, implement microcaching strategies, and optimize Lua scripts for memory management in production OpenResty deployments.

45 min 4 distros 114 views
hosting Intermediate

Configure OpenResty load balancing with upstream health checks and automatic failover

Set up OpenResty with intelligent load balancing across multiple backend servers, health monitoring, and automatic failover to maintain high availability for web applications.

25 min 4 distros 106 views
security Advanced

Implement OpenResty rate limiting and API protection with Lua middleware

Build production-grade API protection using OpenResty's Lua middleware with advanced rate limiting algorithms, request throttling, and comprehensive security policies for high-traffic web applications.

45 min 4 distros 109 views
devops Intermediate

Implement 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.

45 min 4 distros 158 views
hosting Intermediate

Configure PHP-FPM with NGINX reverse proxy and SSL certificates

Set up PHP-FPM with NGINX as a reverse proxy and secure it with Let's Encrypt SSL certificates. This configuration provides high performance for PHP applications with proper process isolation and automatic HTTPS.

25 min 4 distros 147 views
security Intermediate

Configure automated compliance scanning with OpenSCAP and audit reporting

Set up OpenSCAP security compliance scanning with automated systemd timers, generate HTML and XML audit reports, and configure SCAP security profiles for continuous compliance monitoring.

25 min 4 distros 165 views
hosting Intermediate

Configure PHP Composer for dependency management and autoloading

Set up PHP Composer with global configuration, PSR-4 autoloading, and dependency management workflows for modern PHP development across Ubuntu, Debian, AlmaLinux, and Rocky Linux distributions.

25 min 4 distros 144 views
security Intermediate

Configure Nagios Core 4.5 SSL certificates and security hardening with authentication controls

Secure your Nagios monitoring with SSL certificates, advanced authentication, and comprehensive access controls. This guide covers Let's Encrypt integration, web interface hardening, and security monitoring setup.

45 min 4 distros 161 views
networking Intermediate

Configure HAProxy load balancing with multiple backend servers

Set up HAProxy to distribute traffic across multiple backend servers with health checks, SSL termination, and automatic failover for high availability load balancing.

45 min 4 distros 198 views
hosting Intermediate

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.

25 min 4 distros 155 views
performance Intermediate

Configure Varnish ESI (Edge Side Includes) for dynamic content optimization

Set up Varnish Cache 7 with Edge Side Includes to fragment and cache dynamic content separately. ESI allows you to cache static page parts while keeping dynamic sections fresh, improving performance for complex applications with mixed content types.

25 min 4 distros 213 views
monitoring Intermediate

Monitor ScyllaDB cluster with Prometheus and Grafana for comprehensive performance tracking

Set up complete ScyllaDB cluster monitoring using Prometheus for metrics collection and Grafana for visualization. Configure alerting rules for proactive performance monitoring and issue detection.

45 min 4 distros 218 views

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