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

147 guides

Security

Firewalls, hardening, encryption, access control

45 guides

Performance

Caching, optimization, profiling, load testing

99 guides

Databases

MySQL, PostgreSQL, Redis, backups, replication

62 guides

Networking

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

160 guides

DevOps

CI/CD, Docker, Kubernetes, automation

174 guides

Monitoring

Logging, alerting, metrics, observability

Most viewed

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

hosting

10,604

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

monitoring

6,459

Fix apt update E: Repository no longer has a Release file

linux

5,895

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

hosting

5,531

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

databases

5,063

Recently published

Set up automated MariaDB Galera cluster backups with compression

databases

1 week ago

Configure MariaDB ColumnStore for high-performance analytics workloads

databases

1 week ago

Implement Kibana 8 custom threat hunting dashboards for security incident response

monitoring

1 week ago

Configure Logstash 8 security pipelines with threat intelligence enrichment

monitoring

3 weeks ago

Configure Ansible Vault integration with HashiCorp Vault for secrets management

devops

3 weeks ago

"velero" × Clear all

devops Advanced

Set up Kubernetes persistent volume snapshots and backup automation

Configure CSI snapshot controllers, create persistent volume snapshots, and implement automated backup strategies with Velero for production Kubernetes environments.

45 min 4 distros 944 views

devops Intermediate

Setup Kubernetes Ingress NGINX with cert-manager for automated SSL certificates

Learn to deploy NGINX Ingress Controller with cert-manager for automatic SSL certificate provisioning and renewal using Let's Encrypt in production Kubernetes clusters.

35 min 4 distros 1,214 views

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