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 CockroachDB cluster with high availability and distributed SQL
databasesConfigure network interface monitoring with ICMP ping and connectivity testing
networkingInstall and configure PostgreSQL 17 with performance tuning and security hardening
databasesInstall and configure ArgoCD for GitOps continuous deployment with RBAC and SSL
devopsInstall and configure Loki for centralized log aggregation with Grafana integration
monitoringRecently published
Monitor MongoDB 8.0 performance with Prometheus and Grafana for real-time metrics and alerting
monitoringConfigure Prometheus Alertmanager with email notifications for production monitoring
monitoringOptimize ClickHouse performance for large datasets with advanced tuning and memory management
databasesConfigure HAProxy SSL termination with Let's Encrypt and security headers
networkingConfigure Apache HTTP Server clustering with mod_cluster and JBoss EAP for enterprise load balancing
hostingInstall and configure Caddy 2 web server with automatic HTTPS and PHP-FPM
Set up Caddy 2 web server with automatic HTTPS certificates from Let's Encrypt and PHP-FPM integration for dynamic content. Includes virtual hosts, security headers, and systemd service configuration.
Fix Apache web server high memory usage and optimize performance
Diagnose Apache memory issues and optimize MPM modules, worker processes, and configuration to reduce RAM usage and improve web server performance.
Configure Lighttpd 1.4 with multiple virtual hosts and subdomains
Set up Lighttpd web server with multiple virtual hosts, subdomain routing, SSL certificates, and performance optimization for hosting multiple websites on a single server with security hardening.
Implement PHP application monitoring with New Relic and logging
Set up comprehensive PHP application monitoring using New Relic APM with custom metrics and error tracking. Configure structured logging with centralized collection and automated monitoring alerts.
Configure Lighttpd 1.4 with Redis caching for high-performance websites
Set up Lighttpd web server with Redis caching to dramatically improve website performance through intelligent content caching, reducing server load and response times for high-traffic applications.
Optimize PHP-FPM performance with memory tuning and connection pooling for high-traffic websites
Configure PHP-FPM with optimized memory pools, process management, and connection limits to handle high-traffic websites efficiently. Learn production-grade tuning strategies for maximum performance.
Install and configure PHP 8.4 with Apache and security hardening
Set up PHP 8.4 with Apache web server using PHP-FPM for optimal performance and security. Learn to configure essential PHP modules, implement security hardening measures, and optimize your LAMP stack for production environments.
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.
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.
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.
Install and configure Lighttpd web server with SSL and FastCGI for lightweight hosting
Set up Lighttpd web server with SSL certificates from Let's Encrypt and FastCGI support for PHP applications. Configure virtual hosts, optimize performance, and implement security hardening for production hosting.
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