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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47 guides

Linux

System administration, shell scripting, package management

66 guides

Hosting & Servers

Web servers, reverse proxies, SSL, domains

146 guides

Security

Firewalls, hardening, encryption, access control

45 guides

Performance

Caching, optimization, profiling, load testing

96 guides

Databases

MySQL, PostgreSQL, Redis, backups, replication

61 guides

Networking

DNS, load balancing, VPN, TCP/IP, routing

158 guides

DevOps

CI/CD, Docker, Kubernetes, automation

169 guides

Monitoring

Logging, alerting, metrics, observability

Most viewed

Install and configure Deno for web development with systemd and reverse proxy

hosting

9,822

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

monitoring

5,384

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

hosting

4,436

Install and configure Ollama for local AI models on Linux servers

devops

3,869

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

databases

3,832

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

networking Intermediate

Install and configure WireGuard VPN server with client management

Set up a secure WireGuard VPN server with automated client management, including key generation, firewall configuration, and traffic routing for remote access.

25 min 6 distros 1,347 views

devops Intermediate

Install and configure Ollama for local AI models on Linux servers

Set up Ollama to run large language models locally on your Linux server. This tutorial covers installation, GPU acceleration, model deployment, API configuration, and performance optimization.

25 min 6 distros 3,869 views

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