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
10,459

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

monitoring
6,245

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

hosting
5,313

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

linux
5,170

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

databases
4,836

Recently published

Configure MariaDB ColumnStore for high-performance analytics workloads

databases
1 day ago

Implement Kibana 8 custom threat hunting dashboards for security incident response

monitoring
3 days ago

Configure Logstash 8 security pipelines with threat intelligence enrichment

monitoring
1 week ago

Configure Ansible Vault integration with HashiCorp Vault for secrets management

devops
2 weeks ago

Implement Thanos Ruler for distributed alerting and recording rules across Prometheus clusters

monitoring
2 weeks ago
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devops Advanced

Setup Gunicorn blue-green deployment with NGINX for zero downtime Python applications

Configure zero-downtime deployments for Python web applications using Gunicorn blue-green deployment strategy with NGINX reverse proxy, automated health checks, and rollback mechanisms for production reliability.

45 min 4 distros 832 views
networking Advanced

Set up Linux network traffic shaping with tc and QoS for bandwidth management

Learn how to implement advanced network traffic control on Linux using tc (traffic control) and HTB (Hierarchical Token Bucket) queueing disciplines. This tutorial covers bandwidth limiting, QoS policies, and traffic prioritization for optimal network performance.

45 min 4 distros 1,172 views
linux Intermediate

Configure backup compression and deduplication with BorgBackup and rsync for optimal storage efficiency

Set up automated backup systems with BorgBackup's advanced compression and deduplication alongside rsync strategies for maximum storage efficiency and reliable data protection.

25 min 4 distros 863 views
databases Advanced

Set up PostgreSQL 17 streaming replication with PgBouncer connection pooling and load balancing

Configure PostgreSQL 17 with streaming replication for high availability, then add PgBouncer connection pooling with intelligent load balancing across primary and replica servers for production-grade database infrastructure.

45 min 4 distros 920 views
security Advanced

Implement Tailscale OAuth integration with identity providers for enterprise authentication

Configure Tailscale with enterprise identity providers including SAML and OIDC authentication, implement access control policies, and manage users across distributed teams for secure zero-trust networking.

45 min 4 distros 2,346 views
monitoring Intermediate

Configure backup monitoring with Prometheus and Grafana for automated infrastructure oversight

Set up comprehensive backup monitoring using Prometheus metrics collection and Grafana dashboards. This tutorial covers backup exporter configuration, custom metrics creation, and automated alerting for backup failures and performance issues.

45 min 4 distros 914 views
networking Advanced

Set up HAProxy high availability with keepalived clustering for automatic failover

Configure HAProxy load balancer with keepalived VRRP clustering for automatic failover. Set up virtual IP failover, health checks, and monitor the cluster for production high availability.

45 min 4 distros 1,156 views
linux Intermediate

Configure Linux cgroups v2 for container resource management and isolation

Set up cgroups v2 for container resource limits, CPU and memory isolation, and performance monitoring with systemd integration across modern Linux distributions.

25 min 4 distros 1,165 views
networking Advanced

Configure BIRD BGP routing daemon for advanced routing policies and network automation

Set up BIRD 2.15 BGP daemon with advanced routing policies, route filtering, and automated network management. Configure BGP peering, implement complex routing decisions, and set up route aggregation for production networks.

45 min 4 distros 1,643 views
monitoring Intermediate

Integrate Apache Tomcat 11 with Prometheus and Grafana monitoring for comprehensive performance tracking

Set up comprehensive monitoring for Apache Tomcat 11 using JMX Prometheus Java agent, configure Prometheus to scrape metrics, create detailed Grafana dashboards, and implement alerting rules for performance tracking and health monitoring.

45 min 4 distros 904 views
performance Intermediate

Configure Linux process scheduling and CPU affinity for performance optimization

Learn to optimize Linux process performance by configuring CPU scheduling priorities, CPU affinity, and systemd resource management for better workload distribution and reduced context switching.

45 min 4 distros 1,693 views
security Intermediate

Implement OpenLiteSpeed WAF and DDoS protection with ModSecurity 3 and rate limiting

Set up comprehensive web application security for OpenLiteSpeed with ModSecurity 3 web application firewall, OWASP Core Rule Set for threat protection, and advanced rate limiting to defend against DDoS attacks and malicious traffic.

45 min 4 distros 1,149 views

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