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
Setup 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
securityImplement Docker network security with custom bridge networks and container isolation
securityConfigure Kubernetes ingress controller with NGINX and SSL certificates using cert-manager
Set up NGINX Ingress Controller with automated SSL certificate management using cert-manager for secure routing of external traffic to your Kubernetes services. Configure custom domains, SSL automation, and advanced routing rules for production workloads.
Configure Lighttpd 1.4 load balancing with multiple backend servers for high availability
Set up Lighttpd with mod_proxy to distribute traffic across multiple backend servers, implement health checks for automatic failover, and configure SSL termination for a robust high availability web infrastructure.
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.
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.
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.
Configure Kafka Streams state stores and RocksDB optimization for high-performance streaming applications
Configure Kafka Streams state stores with RocksDB optimization for high-performance streaming applications. Learn custom state store configurations, RocksDB tuning parameters, and monitoring techniques for production-grade stream processing.
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.
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 Kafka Streams testing framework with TopologyTestDriver for automated stream processing validation
Configure a complete testing framework for Kafka Streams applications using TopologyTestDriver to validate stream processing logic with automated tests and mock data pipelines.
Benchmark database performance with sysbench and fio integration
Learn to benchmark MySQL and PostgreSQL database performance using sysbench 1.0.20 combined with fio 3.37 disk I/O testing. This comprehensive guide covers installation, configuration, execution of performance tests, and analysis of results for database optimization in production environments.
Configure automated system maintenance with advanced cron scheduling and shell scripts
Set up comprehensive automated system maintenance using advanced cron scheduling patterns, custom shell scripts, and monitoring alerts to ensure optimal server performance and reliability.
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.
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