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

10,564

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

monitoring

6,411

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

linux

5,682

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

hosting

5,477

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

databases

4,990

Recently published

Set up automated MariaDB Galera cluster backups with compression

databases

5 days 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

"data-processing" × Clear all

devops Intermediate

Set up Kafka Streams testing framework with TopologyTestDriver for automated stream processing validation

Configure a complete testing framework for Kafka Streams applications using TopologyTestDriver to validate stream processing logic with automated tests and mock data pipelines.

45 min 4 distros 872 views

devops Advanced

Implement Spark streaming with Kafka and MinIO for real-time analytics and big data processing

Build a production-ready real-time analytics pipeline using Apache Spark 3.5 streaming, Kafka for data ingestion, and MinIO for distributed object storage. This tutorial covers fault-tolerant streaming configurations and end-to-end pipeline implementation.

45 min 4 distros 1,544 views

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