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

97 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

9,934

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

4,689

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

"dynamic-routing" × Clear all

networking Intermediate

Configure WireGuard VPN with DNS filtering and ad blocking using Pi-hole and Unbound

Set up a secure WireGuard VPN server with integrated Pi-hole DNS filtering and Unbound recursive resolver for ad blocking and privacy protection. This configuration provides secure remote access while filtering malicious domains and advertisements.

45 min 4 distros 1,485 views

networking Advanced

Set up BGP routing with FRRouting for dynamic network routing and failover

Configure BGP routing with FRRouting to implement dynamic network routing, automatic failover, and high availability for enterprise network infrastructure with route filtering and policy management.

45 min 6 distros 1,458 views

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