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
9,936

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

monitoring
5,662

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

hosting
4,702

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

databases
4,117

Install and configure Ollama for local AI models on Linux servers

devops
4,080

Recently published

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases
1 week ago

Set up HAProxy SSL termination with Let's Encrypt certificates

networking
1 week ago

Configure HAProxy with Consul for dynamic service discovery

networking
2 weeks ago

Configure PostgreSQL 17 connection pooling with PgBouncer for high availability

databases
2 weeks ago

Configure Kubernetes secrets management with External Secrets Operator and HashiCorp Vault

devops
3 weeks ago
"nat" × Clear all
databases Advanced

Configure MariaDB Galera cluster for multi-master replication with automatic failover

Set up a highly available MariaDB Galera cluster with multi-master replication and automatic failover for production database workloads. This tutorial covers cluster initialization, node configuration, and monitoring setup across multiple servers.

45 min 4 distros 661 views
databases Intermediate

Configure Elasticsearch 8 snapshot and restore policies with automated backup strategies

Set up comprehensive Elasticsearch 8 backup strategies with snapshot lifecycle management (SLM), filesystem and S3 repository backends, automated scheduling, and recovery procedures for production environments.

45 min 4 distros 588 views
security Advanced

Integrate ClamAV cluster with file upload APIs for scalable malware scanning

Set up a clustered ClamAV deployment with REST API endpoints for automated malware scanning of file uploads. Configure load balancing, authentication, and monitoring for high-availability antivirus scanning in production environments.

45 min 4 distros 644 views
hosting Intermediate

Setup Caddy automatic SSL certificates with Let's Encrypt and DNS challenges

Configure Caddy 2 web server with automatic SSL certificate provisioning using Let's Encrypt and DNS challenge authentication for secure HTTPS automation.

25 min 4 distros 1,830 views
hosting Intermediate

Setup NGINX SSL certificates with PM2 clustering for Node.js applications

Configure NGINX as a reverse proxy with SSL certificates and load balancing for PM2 clustered Node.js applications. Set up automatic SSL certificate management with Let's Encrypt, implement health checks, and optimize performance for production environments.

45 min 4 distros 625 views
security Intermediate

Configure Apache SSL hardening with perfect forward secrecy and modern security protocols

Harden Apache HTTP server with modern SSL/TLS configuration, perfect forward secrecy cipher suites, and security headers to protect against common web vulnerabilities and ensure compliance with security standards.

25 min 4 distros 452 views
security Advanced

Configure ClamAV cluster with Kubernetes deployment for high availability antivirus scanning

Deploy a distributed ClamAV antivirus cluster on Kubernetes with persistent storage, load balancing, and monitoring for enterprise-grade threat detection and scanning.

45 min 4 distros 1,105 views
databases Advanced

Optimize Elasticsearch 8 search performance with custom analyzers and field mappings

Configure custom text analyzers, optimize field mappings, and implement index templates to dramatically improve Elasticsearch search performance and relevance for production workloads.

45 min 4 distros 431 views
hosting Intermediate

Setup FastAPI email verification and password reset functionality with Redis and PostgreSQL

Build secure user authentication with email verification and password reset features in FastAPI using Redis for session management and PostgreSQL for user storage.

45 min 4 distros 1,065 views
databases Advanced

Configure MongoDB sharding with zone-based data distribution for geographic workloads

Set up MongoDB sharding with geographic zones to distribute data based on location, ensuring optimal performance for global applications and regulatory compliance.

45 min 4 distros 459 views
devops Advanced

Configure Kubernetes secrets management with Vault integration for secure container orchestration

Set up HashiCorp Vault Agent Injector to automatically inject secrets into Kubernetes pods without storing sensitive data in container images or configuration files. This production-grade approach replaces hardcoded secrets with dynamic, secure credential management.

45 min 4 distros 649 views
monitoring Advanced

Monitor Kubernetes network policies with Prometheus and Grafana for enhanced cluster security

Set up comprehensive monitoring for Kubernetes network policies using Prometheus and Grafana. Configure CNI metrics collection, create security dashboards, and implement alerting for policy violations and traffic anomalies.

45 min 4 distros 529 views

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