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
Configure custom SNMP MIBs for vendor-specific monitoring with SNMP v2c and v3
monitoringImplement 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
databasesDeploy 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 Redis 7 cluster sharding for horizontal scaling with automated failover and monitoring
Set up Redis 7 cluster with automatic sharding across multiple nodes for horizontal scaling. Configure hash slots, master-slave replication, and automated failover with comprehensive monitoring.
Configure H2O HTTP/2 web server caching and compression optimization for high performance
Optimize H2O web server performance with advanced caching strategies, HTTP/2 compression, and production-grade tuning for high-traffic applications.
Integrate H2O with Let's Encrypt for automatic SSL certificates
Set up H2O HTTP/2 web server with automatic SSL certificate management using Let's Encrypt and certbot. Configure SSL termination, automatic renewal, and security hardening for production deployments.
Configure H2O HTTP/2 server load balancing with health checks and SSL termination
Set up H2O as a high-performance load balancer with HTTP/2 support, automated health monitoring, and SSL termination for production web applications.
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.
Set up Linux network traffic shaping with tc and QoS for bandwidth management
Learn how to implement advanced network traffic control on Linux using tc (traffic control) and HTB (Hierarchical Token Bucket) queueing disciplines. This tutorial covers bandwidth limiting, QoS policies, and traffic prioritization for optimal network performance.
Set up PostgreSQL 17 streaming replication with PgBouncer connection pooling and load balancing
Configure PostgreSQL 17 with streaming replication for high availability, then add PgBouncer connection pooling with intelligent load balancing across primary and replica servers for production-grade database 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.
Configure Prometheus alerting rules for cgroup metrics monitoring and container resource alerts
Set up comprehensive Prometheus alerting rules for monitoring cgroup resource usage with automated threshold alerts for CPU, memory, and I/O limits. Configure Alertmanager notifications for container resource exhaustion and system health monitoring.
Configure Apache HTTP/2 and SSL termination with Let's Encrypt certificates
Set up Apache HTTP Server with HTTP/2 protocol support and automatic SSL certificate management using Certbot. This tutorial covers virtual host configuration, SSL termination, and performance optimization for production websites.
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