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

9,891

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

monitoring

5,560

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

hosting

4,589

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

databases

3,996

Install and configure Ollama for local AI models on Linux servers

devops

3,983

Recently published

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases

vor 4 Tagen

Set up HAProxy SSL termination with Let's Encrypt certificates

networking

vor 1 Woche

Configure HAProxy with Consul for dynamic service discovery

networking

vor 1 Woche

Configure PostgreSQL 17 connection pooling with PgBouncer for high availability

databases

vor 2 Wochen

Configure Kubernetes secrets management with External Secrets Operator and HashiCorp Vault

devops

vor 2 Wochen

"keycloak-cluster" × Clear all

security Advanced

Configure Keycloak high availability clustering for production with load balancing and failover

Set up a production-ready Keycloak cluster with PostgreSQL backend, HAProxy load balancing, and automatic failover to ensure identity services remain available during node failures and high traffic.

90 min 4 distros 930 views

security Intermediate

Install and configure Keycloak for enterprise authentication with clustering

Set up Keycloak as an enterprise identity provider with PostgreSQL backend, SSL encryption, and high availability clustering for OAuth2, OpenID Connect, and SAML authentication across your organization.

45 min 6 distros 1,153 views

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