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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Configure Linux system time synchronization with chrony and NTP hardening

linux
898

Install and configure Caddy web server with automatic HTTPS and reverse proxy

hosting
770

Install and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications

hosting
760

Set up Node.js application security with Helmet and rate limiting

security
758

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
735

Recently published

Configure Jetty clustering and session replication for high availability

hosting
2 hours ago

Configure Cherokee web server with MySQL database optimization and performance tuning

hosting
7 hours ago

Configure Cassandra SSL encryption and authentication with security hardening

databases
11 hours ago

Install and configure ntopng for comprehensive network monitoring with traffic analysis and real-time dashboards

networking
12 hours ago

Optimize Cassandra data modeling and query performance with advanced tuning and monitoring

databases
12 hours ago
"logrotate" × Clear all
networking Intermediate

Configure WireGuard site-to-site VPN connections with advanced routing and security

Set up secure network-to-network VPN tunnels using WireGuard with advanced routing, firewall rules, and monitoring for connecting multiple office locations or data centers.

45 min 4 distros 85 views
databases Intermediate

Install and configure PgBouncer for PostgreSQL connection pooling with performance optimization

Set up PgBouncer to efficiently manage PostgreSQL connections, reduce database load, and improve application performance with proper authentication and monitoring.

25 min 4 distros 73 views
devops Intermediate

Configure Traefik with Consul service discovery for dynamic load balancing

Set up Traefik 3.1 reverse proxy with Consul service discovery to automatically route traffic to services without manual configuration. Learn dynamic routing, SSL automation, health checks, and monitoring setup for production environments.

25 min 4 distros 77 views
hosting Intermediate

Configure nginx reverse proxy for Podman containers with SSL and load balancing

Set up nginx as a reverse proxy for Podman containers with SSL termination, health checks, and load balancing. Includes automated SSL certificate management with Let's Encrypt and container integration.

45 min 4 distros 103 views
linux Intermediate

Automate backup and restore for Ollama models with systemd timers and shell scripts

Set up automated backup and restore procedures for Ollama AI models using systemd timers, shell scripts, and compression. Includes disaster recovery strategies and monitoring integration for production environments.

45 min 4 distros 110 views
security Intermediate

Set up SSH bastion host with jump server configuration for secure network access

Configure an SSH bastion host to secure access to private networks, implementing jump server functionality with key-based authentication and access controls for enhanced security.

25 min 4 distros 87 views
devops Intermediate

Configure Kafka Schema Registry with Avro serialization for data processing

Set up Confluent Schema Registry with Apache Kafka to manage Avro schemas for data serialization. Configure producers and consumers with schema evolution and compatibility rules for production data processing workflows.

25 min 4 distros 162 views
networking Intermediate

Configure HAProxy multi-site SSL termination with SNI for secure load balancing

Set up HAProxy to handle SSL certificates for multiple domains using Server Name Indication (SNI), enabling secure HTTPS traffic termination and load balancing across different backend services.

45 min 4 distros 132 views
hosting Beginner

Install and configure Waitress WSGI server with SSL certificates for Python web applications

Deploy production-ready Python web applications using Waitress WSGI server with SSL certificates, systemd service management, and reverse proxy configuration for Flask and Django applications.

25 min 6 distros 178 views
linux Beginner

Configure Linux file and directory ownership with chown and security best practices

Learn to properly configure file and directory ownership using chown, understand user and group permissions, and implement secure ownership patterns for web servers and applications.

25 min 6 distros 186 views
linux Advanced

Configure Linux transparent huge pages and memory optimization for database workloads

Learn to configure transparent huge pages (THP) and optimize Linux memory management for database workloads. Covers THP disable/enable strategies, performance monitoring, and automation with systemd.

25 min 6 distros 176 views
hosting Beginner

Install and configure Hypercorn ASGI server with systemd and reverse proxy for Python web applications

Deploy Python ASGI applications with Hypercorn server, systemd service management, and Nginx reverse proxy for production environments. Complete setup with SSL termination and performance optimization.

25 min 6 distros 187 views

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