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
10,056

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

monitoring
5,799

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

hosting
4,827

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

databases
4,273

Install and configure Ollama for local AI models on Linux servers

devops
4,187

Recently published

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

networking
1 day ago

Implement Istio multi-cluster canary deployments and traffic splitting

devops
3 days ago

Implement HAProxy WAF integration with ModSecurity 3 for advanced threat protection

security
5 days ago

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases
2 weeks ago

Set up HAProxy SSL termination with Let's Encrypt certificates

networking
2 weeks ago
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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 1,170 views
hosting Intermediate

Install and configure Lighttpd web server with SSL and FastCGI for lightweight hosting

Set up Lighttpd web server with SSL certificates from Let's Encrypt and FastCGI support for PHP applications. Configure virtual hosts, optimize performance, and implement security hardening for production hosting.

25 min 6 distros 1,241 views
performance Intermediate

Optimize Linux I/O performance with kernel tuning and storage schedulers for high-throughput workloads

Learn how to optimize Linux I/O performance through kernel parameter tuning, storage scheduler configuration, and filesystem optimizations. This tutorial covers scheduler selection, queue depth tuning, and performance monitoring for high-throughput applications.

25 min 6 distros 1,413 views
linux Intermediate

Configure Linux disk usage monitoring and automated cleanup with systemd timers

Set up automated disk monitoring, log cleanup, and email alerts using systemd timers to prevent disk space issues. Configure log rotation, temporary file cleanup, and threshold-based alerting for production systems.

25 min 6 distros 1,603 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 4,827 views
linux Intermediate

Configure Linux system logging with rsyslog and journald for centralized log management

Set up comprehensive Linux logging infrastructure using rsyslog for traditional syslog handling and journald for systemd service logs. Configure remote logging, log rotation, filtering rules, and troubleshoot common logging performance issues.

25 min 6 distros 2,035 views
linux Intermediate

Configure automatic security updates with unattended-upgrades and email notifications

Set up automated security patching on Linux servers with unattended-upgrades and dnf-automatic. Configure email notifications, update policies, and monitoring to keep your systems secure while maintaining control over critical services.

25 min 6 distros 1,807 views
performance Advanced

Set up Apache Airflow DAG performance testing with Locust load testing framework

Learn to configure Locust for comprehensive Apache Airflow DAG performance testing, including automated load testing scenarios, metrics collection, and CI/CD integration for production-grade workflow optimization.

45 min 4 distros 1,057 views
databases Advanced

Configure Elasticsearch 8 cluster with multiple nodes for high availability and scalability

Set up a production-ready Elasticsearch 8 cluster with dedicated master, data, and coordinating nodes for high availability, fault tolerance, and horizontal scalability across multiple servers.

45 min 4 distros 1,423 views
networking Intermediate

Automate WireGuard client management with scripts for provisioning and configuration

Create automated scripts to provision WireGuard clients, manage configurations, and monitor VPN connections. This tutorial builds comprehensive management tools for production WireGuard deployments.

45 min 4 distros 1,352 views
hosting Intermediate

Setup nginx reverse proxy with SSL certificates and security hardening

Configure nginx as a secure reverse proxy with Let's Encrypt SSL certificates, security headers, and DDoS protection. Learn to proxy backend applications, implement rate limiting, and harden your web server configuration.

35 min 4 distros 1,214 views
performance Advanced

Optimize Elasticsearch 8 indexing performance for large datasets with bulk operations and memory tuning

Configure Elasticsearch 8 for maximum indexing performance when handling large datasets through bulk API optimization, JVM memory tuning, and index mapping strategies. This guide covers production-grade performance tuning for high-throughput indexing workloads.

45 min 4 distros 1,648 views

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