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
10,456

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

monitoring
6,242

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

hosting
5,305

Fix apt update E: Repository no longer has a Release file

linux
5,153

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

databases
4,821

Recently published

Configure MariaDB ColumnStore for high-performance analytics workloads

databases
1 day ago

Implement Kibana 8 custom threat hunting dashboards for security incident response

monitoring
3 days ago

Configure Logstash 8 security pipelines with threat intelligence enrichment

monitoring
1 week ago

Configure Ansible Vault integration with HashiCorp Vault for secrets management

devops
2 weeks ago

Implement Thanos Ruler for distributed alerting and recording rules across Prometheus clusters

monitoring
2 weeks ago
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hosting Intermediate

Install and configure Jetty application server with SSL certificates and performance tuning

Deploy Eclipse Jetty application server with SSL/TLS encryption, systemd service management, and production-ready performance optimizations. Configure reverse proxy integration and security hardening for Java web applications.

45 min 6 distros 1,683 views
networking Intermediate

Configure network traffic shaping with tc and HTB for bandwidth management and QoS

Set up hierarchical token bucket (HTB) traffic shaping with tc to control bandwidth allocation, prioritize network traffic, and implement quality of service policies for optimal network performance.

45 min 6 distros 2,347 views
hosting Intermediate

Install and configure Varnish Cache 7 with NGINX backend for high-performance web acceleration

Set up Varnish Cache 7 as a high-performance HTTP accelerator with NGINX backend integration. This tutorial covers installation, SSL termination, cache optimization, purging mechanisms, and monitoring for production environments.

45 min 6 distros 1,709 views
security Intermediate

Configure Linux firewall rules with fail2ban for SSH brute force protection and intrusion prevention

Set up fail2ban to automatically block SSH brute force attacks and protect your Linux server from unauthorized access attempts. Configure custom jails, firewall integration, and email notifications for comprehensive intrusion prevention.

25 min 6 distros 1,915 views
security Intermediate

Configure ModSecurity 3 web application firewall with OWASP Core Rule Set for advanced threat protection

Set up ModSecurity 3 with OWASP Core Rule Set 4.0 to protect web applications from SQL injection, XSS, and other attacks. Configure integration with Nginx and Apache, implement custom rules, and optimize performance for production environments.

45 min 6 distros 3,920 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 4,360 views
performance Intermediate

Optimize Linux network stack performance with sysctl tuning and TCP congestion control

Learn how to optimize Linux network performance using sysctl kernel parameters, TCP BBR congestion control, and advanced buffer tuning. This guide covers baseline testing, monitoring, and production-grade configurations for high-throughput servers.

35 min 6 distros 3,819 views
hosting Intermediate

Install and configure OpenResty web server with Lua scripting and performance optimization

Set up OpenResty as a high-performance web server and API gateway with embedded Lua scripting capabilities, SSL certificates, and advanced caching optimization for production workloads.

45 min 6 distros 2,415 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 2,468 views
hosting Intermediate

Install and configure OpenLiteSpeed web server with SSL and PHP for high-performance hosting

Set up OpenLiteSpeed web server with SSL certificates, PHP LSAPI, and built-in caching for superior performance compared to Apache and Nginx. Includes security hardening and monitoring configuration.

45 min 6 distros 1,832 views
hosting Beginner

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

Set up Caddy, a modern web server with automatic HTTPS certificates from Let's Encrypt, zero-config HTTP/2, and built-in reverse proxy capabilities for production applications.

25 min 6 distros 5,305 views
devops Advanced

Implement Kubernetes cluster autoscaling with Helm charts and KEDA for dynamic workload scaling

Configure comprehensive Kubernetes autoscaling with cluster autoscaler for node management, KEDA for event-driven pod scaling, and vertical pod autoscaler for resource optimization. This tutorial covers production-grade deployment using Helm charts with monitoring and optimization strategies.

45 min 4 distros 1,500 views

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