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

hosting
10,622

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

monitoring
6,474

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

linux
5,966

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

hosting
5,548

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

databases
5,081

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
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monitoring Advanced

Set up Thanos Query and Compactor for distributed metrics querying

Deploy Thanos Sidecar, Query, and Compactor to unify multiple Prometheus instances into a single global query view with long-term S3-backed storage. Covers deduplication, TLS, and production troubleshooting.

75 min 4 distros 317 views
security Intermediate

Implement Docker network security with custom bridge networks and container isolation

Secure your Docker deployments by creating isolated custom bridge networks, implementing container segmentation, and configuring network access controls to prevent unauthorized communication between containers.

25 min 4 distros 908 views
monitoring Intermediate

Configure NTP monitoring with Grafana dashboards and Prometheus alerting

Set up comprehensive time synchronization monitoring using chrony, Prometheus node exporter, and custom Grafana dashboards with alerting for time drift and NTP service failures.

25 min 4 distros 1,222 views
devops Intermediate

Configure GitLab backup automation with GPG encryption

Set up automated GitLab backups with GPG encryption, remote storage, and systemd timers. This tutorial covers backup script creation, encryption setup, and monitoring for production GitLab instances.

45 min 4 distros 852 views
security Intermediate

Configure Node.js SSL certificates and HTTPS security hardening for production servers

Set up production-grade SSL/TLS encryption for Node.js applications with certificate management, secure cipher suites, and comprehensive security headers including HSTS implementation.

45 min 4 distros 939 views
security Advanced

Configure advanced nftables logging and monitoring for network security

Set up comprehensive nftables logging with structured syslog integration, Prometheus metrics collection, and ELK stack analysis. Configure Grafana dashboards for real-time firewall monitoring and automated alerting for security events.

45 min 4 distros 1,215 views
monitoring Intermediate

Set up Prometheus and Grafana monitoring stack with Docker Compose

Deploy a complete Prometheus and Grafana monitoring solution using Docker Compose with persistent storage, custom dashboards, and Alertmanager integration for production-ready observability.

25 min 4 distros 2,086 views
monitoring Intermediate

Monitor Varnish 7 performance with Prometheus and Grafana dashboards

Set up comprehensive Varnish monitoring using prometheus-varnish-exporter, custom Grafana dashboards, and performance alerting rules for production cache optimization.

25 min 4 distros 972 views
security Intermediate

Set up audit log analysis dashboard with Grafana and Prometheus for security monitoring

Build a comprehensive security monitoring dashboard that collects Linux audit logs through auditd, exports metrics to Prometheus, and visualizes security events in Grafana with automated alerting for suspicious activities.

45 min 4 distros 842 views
security Advanced

Configure Linux audit system with SIEM integration for Splunk security monitoring

Set up auditd with custom security rules, configure Splunk Universal Forwarder for log shipping, and implement real-time monitoring workflows for comprehensive security event tracking and compliance reporting.

45 min 4 distros 1,678 views
linux Intermediate

Configure automated system maintenance with advanced cron scheduling and shell scripts

Set up comprehensive automated system maintenance using advanced cron scheduling patterns, custom shell scripts, and monitoring alerts to ensure optimal server performance and reliability.

45 min 4 distros 2,327 views
databases Intermediate

Setup DuckDB with Apache Airflow for automated data pipelines

Configure DuckDB as a high-performance analytical database backend for Apache Airflow workflows. Build automated data pipelines that process files, APIs, and databases using DuckDB's columnar engine.

45 min 4 distros 978 views

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