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
10,623

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

monitoring
6,476

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

linux
5,970

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

hosting
5,562

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

databases
5,081

Recently published

Set up automated MariaDB Galera cluster backups with compression

databases
1 settimana fa

Configure MariaDB ColumnStore for high-performance analytics workloads

databases
1 settimana fa

Implement Kibana 8 custom threat hunting dashboards for security incident response

monitoring
2 settimane fa

Configure Logstash 8 security pipelines with threat intelligence enrichment

monitoring
3 settimane fa

Configure Ansible Vault integration with HashiCorp Vault for secrets management

devops
3 settimane fa
"hardening" × Clear all
databases Intermediate

Configure application connection pooling for CockroachDB with PgBouncer and HAProxy

Set up efficient connection pooling for CockroachDB applications using PgBouncer as a connection pool manager and HAProxy for load balancing across multiple database nodes. This configuration reduces database connection overhead and improves application performance.

45 min 4 distros 1,577 views
security Intermediate

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

Secure your Node.js Express applications against common vulnerabilities with Helmet.js middleware and implement rate limiting to prevent abuse and DDoS attacks.

25 min 4 distros 2,592 views
performance Advanced

Configure Nginx Redis caching with SSL authentication and security hardening

Set up high-performance Nginx caching with Redis backend using SSL/TLS encryption and authentication. This tutorial covers Redis 7 SSL configuration, Nginx cache module setup, and comprehensive security hardening for production environments.

45 min 4 distros 1,929 views
performance Advanced

Implement Nginx Redis cluster caching for high availability

Set up a Redis cluster with Nginx caching for high availability and improved performance. This configuration provides distributed caching with automatic failover and enhanced scalability for production web applications.

45 min 4 distros 1,903 views
security Intermediate

Configure Kibana LDAP authentication and RBAC with Active Directory integration

Set up secure Kibana authentication using Active Directory LDAP with role-based access control to manage user permissions and streamline enterprise login workflows. This tutorial covers Elasticsearch security configuration, LDAP realm setup, and user role mappings.

45 min 4 distros 1,888 views
networking Intermediate

Configure nftables NAT and port forwarding for home lab environments

Learn how to configure nftables for NAT and port forwarding in home lab environments. This tutorial covers basic NAT masquerading, port forwarding rules, and advanced networking scenarios for virtual machines and containers.

25 min 4 distros 3,583 views
security Advanced

Setup Elasticsearch 8 SSL/TLS encryption and advanced security hardening with authentication and access control

Secure your Elasticsearch 8 cluster with comprehensive SSL/TLS encryption, user authentication, role-based access control, and network hardening. This tutorial covers production-grade security configuration to protect your search infrastructure.

45 min 4 distros 1,691 views
performance Intermediate

Configure Lighttpd 1.4 with Redis caching for high-performance websites

Set up Lighttpd web server with Redis caching to dramatically improve website performance through intelligent content caching, reducing server load and response times for high-traffic applications.

25 min 4 distros 1,611 views
devops Intermediate

Configure Kubernetes persistent volumes with NFS storage for container data persistence

Set up NFS-backed persistent volumes in Kubernetes to provide shared, durable storage for containerized applications across multiple nodes with automatic failover capabilities.

25 min 4 distros 2,139 views
security Advanced

Setup Elasticsearch 8 authentication with LDAP and Active Directory integration

Configure Elasticsearch 8 with X-Pack security to authenticate users against LDAP and Active Directory servers. This tutorial covers LDAP realm configuration, role-based access control, and troubleshooting authentication issues.

45 min 4 distros 1,587 views
security Advanced

Configure Redis Sentinel with SSL/TLS encryption and authentication for high availability

Set up a production-grade Redis Sentinel cluster with SSL/TLS encryption, authentication, and automatic failover for high availability. This tutorial covers certificate generation, security configuration, and monitoring setup.

45 min 4 distros 1,545 views
hosting Intermediate

Deploy Django application with Gunicorn and PostgreSQL database migrations

Learn how to deploy a production-ready Django application with Gunicorn WSGI server, PostgreSQL database, and automated database migrations on Ubuntu, Debian, AlmaLinux, and Rocky Linux systems.

35 min 4 distros 1,717 views

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