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
devopsInstall and configure Uptime Kuma for website monitoring with SSL and email alerts
monitoringRecently published
Implement NGINX Plus active health checks for enterprise environments
hostingSetup Prometheus Blackbox Exporter for endpoint monitoring with SSL and alerting
monitoringConfigure Prometheus alerting with AlertManager notifications and webhook integration
monitoringConfigure Elasticsearch cross-cluster replication for disaster recovery
databasesConfigure InfluxDB 2.7 clustering for high availability with data replication and automated failover
databasesMonitor system time drift with Prometheus and Grafana alerts
Set up comprehensive time synchronization monitoring with Prometheus node exporter metrics, Grafana dashboards, and automated alerting to prevent system clock drift issues in production environments.
Monitor Apache Cassandra cluster with Prometheus and Grafana dashboards
Set up comprehensive monitoring for Apache Cassandra clusters using JMX exporter, Prometheus metrics collection, and Grafana dashboards with alerting rules for cluster health.
Configure NGINX SSL termination with Redis session storage
Set up NGINX as an SSL termination proxy with Redis backend for session storage, enabling scalable load balancing and persistent user sessions across multiple application servers.
Configure CockroachDB 24.3 multi-region deployment with high availability clustering
Deploy CockroachDB across multiple regions with automated failover, data locality controls, and production-grade security. Includes replication zones, load balancing, and disaster recovery strategies.
Monitor FastAPI applications with Prometheus and Grafana for production observability
Set up comprehensive monitoring for FastAPI applications using Prometheus metrics collection and Grafana dashboards. Configure custom metrics, alerting rules, and real-time visualization for API performance tracking.
Integrate ModSecurity 3 with SOAR platforms for automated incident response and threat detection
Set up ModSecurity 3 with structured logging, webhook notifications, and API integrations to automatically feed security events into SOAR platforms for real-time threat detection and incident response workflows.
Monitor Node.js applications with Prometheus and Grafana for comprehensive performance metrics
Set up comprehensive Node.js application monitoring with Prometheus metrics collection and Grafana dashboards. Configure alerting rules for performance issues, memory usage, and error tracking in production environments.
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.
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 Tailscale monitoring with Prometheus and Grafana dashboards
Set up comprehensive monitoring for your Tailscale mesh VPN network using Prometheus metrics collection and Grafana dashboards to track node connectivity, traffic patterns, and performance across your distributed infrastructure.
Configure backup monitoring with Prometheus and Grafana for automated infrastructure oversight
Set up comprehensive backup monitoring using Prometheus metrics collection and Grafana dashboards. This tutorial covers backup exporter configuration, custom metrics creation, and automated alerting for backup failures and performance issues.
Implement network monitoring with SNMP and BGP metrics using FRRouting and Prometheus
Set up comprehensive network monitoring with SNMP daemon, FRRouting BGP metrics, and Prometheus collection for real-time infrastructure visibility and alerting.
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