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
9,825

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

monitoring
5,387

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

hosting
4,439

Install and configure Ollama for local AI models on Linux servers

devops
3,872

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

databases
3,836

Recently published

Set up HAProxy SSL termination with Let's Encrypt certificates

networking
1 day ago

Configure HAProxy with Consul for dynamic service discovery

networking
3 days ago

Configure PostgreSQL 17 connection pooling with PgBouncer for high availability

databases
1 week ago

Configure Kubernetes secrets management with External Secrets Operator and HashiCorp Vault

devops
1 week ago

Integrate Jaeger with Istio service mesh for distributed tracing

devops
1 week ago
"bash" × Clear all
monitoring Intermediate

Configure Loki with S3 storage backend for scalable centralized logging

Set up Grafana Loki with S3-compatible object storage for scalable log aggregation. Configure retention policies, schema management, and monitoring for production-ready centralized logging infrastructure.

45 min 4 distros 567 views
devops Intermediate

Deploy Consul Template for dynamic configuration management with systemd integration

Set up Consul Template to automatically generate configuration files from Consul key-value pairs and service discovery data. This tutorial covers installation, template creation, systemd service configuration, and monitoring setup for production environments.

25 min 4 distros 551 views
security Intermediate

Implement two-factor authentication for SSH with Google Authenticator and TOTP

Secure your SSH connections by adding TOTP-based two-factor authentication using Google Authenticator and PAM modules for an additional layer of protection beyond passwords and keys.

25 min 4 distros 637 views
devops Intermediate

Implement Kafka Streams processing applications with Java and Scala for real-time data analytics

Build production-ready Kafka Streams applications using Java and Scala for real-time data processing, including stateless transformations, stateful aggregations, windowing, and stream joins with exactly-once semantics.

45 min 4 distros 594 views
networking Intermediate

Setup HAProxy with Docker container backends for dynamic load balancing

Configure HAProxy 2.8 to automatically discover and load balance traffic across Docker containers with health checks, service discovery, and SSL termination for production-grade dynamic routing.

35 min 4 distros 931 views
security Intermediate

Configure Vault dynamic secrets for databases with PostgreSQL and MySQL integration

Set up HashiCorp Vault's database secrets engine to automatically generate short-lived credentials for PostgreSQL and MySQL databases, improving security by eliminating static passwords and enabling automated credential rotation.

45 min 4 distros 517 views
security Advanced

Secure Docker containers with Traefik reverse proxy and Authelia authentication

Set up a production-grade security stack using Traefik v3 reverse proxy with SSL automation and Authelia for multi-factor authentication. This tutorial covers Docker hardening, LDAP integration, and container security monitoring.

45 min 4 distros 654 views
hosting Intermediate

Configure NGINX reverse proxy with load balancing and SSL termination

Set up NGINX as a reverse proxy with multiple backend servers, SSL termination, and health monitoring. Perfect for distributing traffic across application instances while handling encryption at the edge.

45 min 4 distros 600 views
networking Advanced

Configure HAProxy advanced routing with ACLs and maps for intelligent traffic management

Set up sophisticated traffic routing in HAProxy using Access Control Lists (ACLs) and map files for dynamic backend selection, SSL SNI routing, and intelligent request distribution based on headers, paths, and custom conditions.

45 min 4 distros 1,120 views
databases Intermediate

Monitor PostgreSQL performance with pg_stat_statements extension for query analysis and optimization

Set up pg_stat_statements extension to collect query statistics, analyze slow queries, and optimize PostgreSQL database performance with automated monitoring alerts.

25 min 4 distros 737 views
networking Intermediate

Configure WireGuard site-to-site VPN connections with advanced routing and security

Set up secure network-to-network VPN tunnels using WireGuard with advanced routing, firewall rules, and monitoring for connecting multiple office locations or data centers.

45 min 4 distros 609 views
devops Intermediate

Deploy Podman containers with Kubernetes YAML manifests and kubectl integration

Learn how to deploy and manage Podman containers using Kubernetes YAML manifests with kubectl integration. This tutorial covers systemd user services, YAML generation, pod networking, and volume management.

25 min 4 distros 571 views

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