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
10,560

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

monitoring
6,408

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

linux
5,655

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

hosting
5,469

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

databases
4,983

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
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hosting Beginner

Install and configure Bun JavaScript runtime with systemd and reverse proxy

Deploy Bun JavaScript runtime on Linux with automatic service management through systemd and secure SSL reverse proxy configuration with Nginx for production applications.

25 min 6 distros 1,184 views
linux Beginner

Configure Linux process monitoring with top, htop, and btop for system performance analysis

Master Linux process monitoring using top, htop, and btop to analyze system performance, identify resource bottlenecks, and troubleshoot performance issues in production environments.

25 min 6 distros 1,419 views
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 1,129 views
linux Intermediate

Implement Linux resource quotas with systemd and automated enforcement

Configure systemd resource control and cgroups v2 to implement CPU, memory, and I/O quotas with automated enforcement. Set up monitoring and alerts for resource violations across production workloads.

45 min 4 distros 1,763 views
security Intermediate

Implement container security monitoring with Falco runtime detection

Set up Falco for real-time container security monitoring with runtime threat detection, Kubernetes integration, and automated alerting through Grafana dashboards.

45 min 4 distros 1,130 views
security Intermediate

Configure intrusion detection with OSSEC and Wazuh for real-time security monitoring

Set up comprehensive host-based intrusion detection with OSSEC HIDS and Wazuh manager for real-time security monitoring, file integrity checking, and automated threat response across your infrastructure.

45 min 4 distros 1,201 views
linux Intermediate

Configure Linux user session limits with systemd and pam_limits for resource management

Learn to set up comprehensive user session resource limits using both traditional pam_limits.conf and modern systemd user slices. This tutorial covers memory, CPU, and process limits to prevent resource exhaustion on multi-user systems.

25 min 4 distros 1,335 views
monitoring Advanced

Install and configure Graylog 5 for centralized log management with MongoDB and Elasticsearch

Set up Graylog 5 with MongoDB 8.0 and Elasticsearch 8 for centralized log collection, analysis, and alerting. Learn to configure secure inputs, data streams, and monitoring for production environments.

45 min 4 distros 1,275 views
databases Intermediate

Set up automated MySQL database backups with compression and rotation

Configure automated MySQL database backups with compression, encryption, and rotation using systemd timers. Includes monitoring and alerting for backup failures.

45 min 4 distros 1,929 views
security Intermediate

Configure NGINX rate limiting and advanced security rules for DDoS protection

Configure NGINX with comprehensive rate limiting, connection throttling, and advanced security headers to protect your web applications from DDoS attacks and malicious traffic. Learn to implement zone-based rate limiting, geographic blocking, and real-time monitoring for production environments.

25 min 4 distros 1,305 views
databases Intermediate

Implement Redis backup automation with compression and encryption

Set up automated Redis backups with compression and GPG encryption for production environments. Create systemd timers for scheduled backups and implement secure remote storage for Redis data protection.

25 min 4 distros 1,050 views
databases Intermediate

Implement MongoDB 8.0 change streams for real-time data processing and application synchronization

Set up MongoDB 8.0 change streams to monitor database changes in real-time. Configure replica sets, implement Python and Node.js clients, and add filtering and resumability for production applications.

45 min 4 distros 1,164 views

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