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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Install and configure Deno for web development with systemd and reverse proxy

hosting
10,060

Install and configure Uptime Kuma for website monitoring with SSL and email alerts

monitoring
5,803

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

hosting
4,830

Install and configure TimescaleDB with PostgreSQL for high-performance time-series data

databases
4,289

Install and configure Ollama for local AI models on Linux servers

devops
4,196

Recently published

Configure Kubernetes network monitoring with Hubble and Cilium for traffic visibility

monitoring
5 hours ago

Configure HAProxy with Consul for dynamic service discovery and automatic backend updates

networking
2 days ago

Implement Istio multi-cluster canary deployments and traffic splitting

devops
4 days ago

Implement HAProxy WAF integration with ModSecurity 3 for advanced threat protection

security
6 days ago

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases
2 weeks ago
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performance Intermediate

Optimize Node.js application performance with PM2 clustering and memory management

Learn how to optimize Node.js application performance using PM2 process manager with clustering, memory limits, and monitoring. This tutorial covers production deployment with systemd integration and advanced performance tuning.

25 min 6 distros 2,232 views
hosting Intermediate

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

Deploy production-ready FastAPI applications using Uvicorn ASGI server with systemd process management and Nginx reverse proxy. Configure SSL termination, load balancing, and comprehensive monitoring for high-performance Python web applications.

25 min 6 distros 3,813 views
networking Advanced

Configure network interface bonding with LACP and failover for enterprise networking

Set up LACP bonding for high-availability network interfaces with automatic failover. Configure both Linux bonding drivers and switch-side LACP for enterprise network redundancy and increased bandwidth.

45 min 6 distros 2,478 views
performance Intermediate

Optimize Redis 7 memory usage and performance with advanced configuration tuning

Learn to optimize Redis 7 memory consumption and performance through advanced configuration tuning, including eviction policies, compressed data structures, active defragmentation, and comprehensive monitoring techniques.

25 min 6 distros 1,728 views
hosting Intermediate

Install and configure Gunicorn application server with systemd and reverse proxy for Python web applications

Deploy Python web applications in production using Gunicorn WSGI server with systemd service management and Nginx reverse proxy. Includes performance tuning, security hardening, and monitoring setup.

25 min 6 distros 1,642 views
networking Intermediate

Configure Tailscale mesh VPN with subnet routing and ACL policies for secure network access

Set up a zero-trust mesh VPN network with Tailscale that includes subnet routing for local network access, granular ACL policies for security, and exit nodes for secure internet access.

25 min 6 distros 2,727 views
performance Intermediate

Optimize PostgreSQL connection pooling with PgBouncer for high-traffic applications

Learn to configure PgBouncer connection pooling to optimize PostgreSQL performance, reduce connection overhead, and handle thousands of concurrent database connections efficiently in production environments.

25 min 6 distros 1,260 views
linux Intermediate

Configure Linux process resource monitoring and alerting with cgroups and systemd

Set up comprehensive process resource monitoring using cgroups v2 and systemd to track CPU, memory, and I/O usage with automated alerting when processes exceed defined limits.

25 min 6 distros 1,410 views
networking Intermediate

Configure OpenVPN server with certificate management and client automation

Set up a production-grade OpenVPN server with Easy-RSA certificate authority, automated client configuration generation, and certificate revocation management for secure remote access.

25 min 6 distros 1,356 views
linux Intermediate

Configure Linux system backup automation with rsync and systemd timers

Set up automated Linux system backups using rsync with SSH authentication, systemd timers for scheduling, retention policies, email notifications, and monitoring. Perfect for production environments requiring reliable backup automation.

25 min 6 distros 1,769 views
performance Intermediate

Optimize HAProxy performance with connection pooling and advanced load balancing algorithms

Configure HAProxy with connection pooling, advanced load balancing algorithms, and performance tuning for high-throughput workloads. Learn to implement least-conn, URI hashing, and buffer optimization.

25 min 6 distros 2,026 views
performance Intermediate

Optimize MySQL query performance with indexes and query profiling for high-traffic applications

Learn how to dramatically improve MySQL query performance using proper indexing strategies, query profiling tools, and InnoDB optimization techniques. This tutorial covers slow query log analysis, EXPLAIN plan interpretation, and memory tuning for production databases.

45 min 6 distros 1,171 views

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