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
securityImplement container security with AppArmor and seccomp profiles
Secure your containers with AppArmor mandatory access controls and seccomp system call filtering. Learn to create custom security profiles, implement runtime policies, and monitor container security violations in production environments.
Set up centralized security monitoring with ClamAV 1.4 and Elasticsearch 8
Build a comprehensive security monitoring infrastructure with ClamAV antivirus scanning, Elasticsearch log storage, and automated threat detection. This setup provides real-time malware scanning with centralized log aggregation for enterprise security compliance.
Configure ClamAV integration with web servers and email systems for automated threat detection
Integrate ClamAV antivirus with NGINX, Apache, Postfix and Dovecot for automated file scanning and email protection. Set up real-time threat detection with monitoring and alerting.
Configure NGINX rate limiting and DDoS protection with advanced security rules
Set up NGINX rate limiting modules, implement connection limits, and configure geographic blocking to protect your web applications from DDoS attacks and abuse.
Set up Kafka Connect cluster with high availability and load balancing
Configure a production-ready Kafka Connect cluster with multiple worker nodes, HAProxy load balancing, and Prometheus monitoring. Includes distributed configuration, shared storage setup, and comprehensive health checks for reliable data pipeline processing.
Implement Airflow DAG security scanning with Bandit and safety checks
Set up automated security scanning for Apache Airflow DAGs using Bandit for Python code analysis and Safety for vulnerability detection. Configure pre-commit hooks and CI/CD integration for continuous security monitoring.
Configure Falco runtime security for Kubernetes threat detection with eBPF monitoring
Set up Falco with eBPF monitoring to detect runtime security threats in Kubernetes clusters. Configure custom rules, integrate Prometheus metrics, and establish comprehensive threat detection for container workloads.
Configure Podman image scanning with Trivy security vulnerability detection
Set up automated container image security scanning using Trivy with Podman to detect vulnerabilities, misconfigurations, and security issues before deploying containers to production.
Secure Docker containers with Traefik reverse proxy and Authelia authentication
Set up a production-grade security stack using Traefik v3 reverse proxy with SSL automation and Authelia for multi-factor authentication. This tutorial covers Docker hardening, LDAP integration, and container security monitoring.
Set up NGINX log analysis and monitoring with Prometheus and Grafana dashboards
Configure comprehensive NGINX monitoring with Prometheus exporters, structured log parsing, and real-time Grafana dashboards for web server observability and performance analysis.
Monitor Django applications with Prometheus and Grafana for comprehensive performance insights
Set up comprehensive Django application monitoring using Prometheus metrics collection and Grafana dashboards. Configure django-prometheus middleware to track request metrics, database queries, and application performance with real-time alerting.
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.
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