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

10,627

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

monitoring

6,490

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

linux

6,012

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

hosting

5,581

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

databases

5,091

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

2 weeks 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

"linux-boot" × Clear all

linux Beginner

Configure Linux system services with systemctl and service management

Learn to manage Linux system services with systemctl commands, enable services on boot, create custom service files, and troubleshoot service failures with journalctl for reliable system administration.

25 min 6 distros 1,196 views

performance Beginner

Optimize Linux system performance with htop process monitoring and resource analysis

Learn to use htop for advanced Linux system monitoring, process management, and performance optimization. Master resource analysis, identify bottlenecks, and automate monitoring tasks for production environments.

25 min 6 distros 2,365 views

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