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 Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications
hostingInstall and configure Ollama for local AI models on Linux servers
devopsConfigure Linux system time synchronization with chrony and NTP hardening
linuxRecently published
Setup Elasticsearch 8 index lifecycle management for automated log retention and storage optimization
devopsConfigure Kafka Streams state stores and RocksDB optimization for high-performance streaming applications
devopsImplement Django continuous deployment with Git hooks and automated testing
devopsConfigure Django Redis caching and session storage for high-performance web applications
performanceSet up Kafka Streams testing framework with TopologyTestDriver for automated stream processing validation
devopsSet up OpenVPN high availability cluster with automatic failover and load balancing
Build a production-ready OpenVPN high availability cluster using keepalived for automatic failover and HAProxy for load balancing across multiple OpenVPN servers.
Implement custom Prometheus exporters for application metrics collection and monitoring
Build production-grade custom Prometheus exporters in Python and Go to collect application-specific metrics. Learn exporter architecture, metric types, systemd deployment, and Prometheus integration for comprehensive application monitoring.
Set up Apache Airflow high availability with CeleryExecutor and Redis clustering
Deploy Apache Airflow in high availability mode using CeleryExecutor with Redis clustering for task distribution, PostgreSQL connection pooling, and load-balanced webservers for production-grade workflow orchestration.
Set up Kibana alerting and monitoring with Elasticsearch Watcher for automated threat detection
Configure Kibana alerting rules and Elasticsearch Watcher to automatically detect security threats and send notifications via email or Slack. Set up monitoring dashboards with automated responses for production security monitoring.
Implement HAProxy SSL termination with Let's Encrypt certificates for secure load balancing
Configure HAProxy to handle SSL termination with automated Let's Encrypt certificates, enabling secure HTTPS load balancing across multiple backend servers. This setup reduces CPU load on backend servers while providing centralized SSL certificate management.
Configure Gunicorn performance monitoring with Prometheus metrics and Grafana dashboards
Set up comprehensive performance monitoring for Gunicorn WSGI servers using Prometheus metrics collection and Grafana visualization. Monitor request rates, response times, worker processes, memory usage, and implement automated alerting for production Python applications.
Implement NGINX Lua scripting for advanced caching logic with OpenResty
Configure OpenResty with Lua scripting for advanced caching strategies including dynamic cache keys, intelligent TTL management, and conditional cache invalidation based on business logic.
Configure Jaeger data retention policies and automated archiving with Elasticsearch backend
Learn to configure Jaeger data retention policies with Elasticsearch backend for automated trace archiving. This tutorial covers index lifecycle management, storage optimization, and performance monitoring to prevent disk space issues while maintaining observability requirements.
Configure Prometheus long-term storage with Thanos for unlimited data retention
Deploy Thanos components with Prometheus to achieve unlimited data retention using object storage. This advanced setup enables querying years of historical metrics while maintaining high availability and reducing local storage costs.
Configure Cherokee web server reverse proxy and load balancing with SSL
Set up Cherokee web server with reverse proxy capabilities, load balancing across backend servers, and SSL encryption for high-performance production environments.
Setup Caddy with Consul service discovery for dynamic load balancing
Configure Caddy web server to automatically discover backend services through Consul, enabling dynamic load balancing without manual configuration updates. This setup provides high availability and automatic failover for microservices architectures.
Configure ClamAV cluster scanning for high availability and enterprise threat detection
Build a production-grade ClamAV cluster with HAProxy load balancing, shared virus definitions, and comprehensive monitoring for enterprise-scale threat detection and high availability.
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