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 advanced Uptime Kuma monitoring with API integrations and automated alerting
Set up Uptime Kuma with advanced API endpoints, custom notification channels, and automated monitoring workflows. Configure health check automation, status page customization, and enterprise alerting rules for production environments.
Configure Node.js application monitoring with PM2 and Grafana
Set up comprehensive Node.js application monitoring using PM2 process manager with Prometheus metrics collection and Grafana dashboards for production-grade observability and alerting.
Set up Nagios Core 4.5 distributed monitoring with NRPE for remote host checks
Configure Nagios Core server with NRPE agents for distributed monitoring across multiple servers. Set up remote host checks, service monitoring, and centralized alerting for comprehensive infrastructure oversight.
Configure Linux development environment with Docker and Docker Compose
Set up a complete Docker development environment with Docker Compose for containerized application development. Install Docker Engine, configure user permissions, and establish efficient development workflows.
Deploy FastAPI applications with Docker Compose and production optimization
Learn to containerize FastAPI applications with Docker Compose, integrate PostgreSQL and Redis services, configure Nginx reverse proxy with SSL, and implement production monitoring for scalable microservices deployment.
Implement 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 backup compression and deduplication with BorgBackup and rsync for optimal storage efficiency
Set up automated backup systems with BorgBackup's advanced compression and deduplication alongside rsync strategies for maximum storage efficiency and reliable data protection.
Implement Apache log analysis with GoAccess and ELK stack for real-time monitoring
Set up comprehensive Apache log monitoring with GoAccess for real-time analysis and ELK stack for centralized log processing, creating powerful Kibana dashboards for web server insights and automated alerting.
Set up OpenLiteSpeed with Docker containers for development
Deploy OpenLiteSpeed web server in Docker containers with PHP-FPM, SSL certificates, and persistent volumes for scalable development environments.
Configure Caddy 2 with Docker containers and automatic SSL certificates
Set up Caddy 2 as a reverse proxy using Docker with automatic Let's Encrypt SSL certificates. Deploy containerized web applications behind Caddy with zero-downtime SSL management and built-in load balancing.
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