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
10,136

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

monitoring
5,907

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

hosting
4,932

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

databases
4,413

Install and configure Ollama for local AI models on Linux servers

devops
4,301

Recently published

Configure Kubernetes network monitoring with Hubble and Cilium for traffic visibility

monitoring
5 days ago

Configure HAProxy with Consul for dynamic service discovery and automatic backend updates

networking
1 week ago

Implement Istio multi-cluster canary deployments and traffic splitting

devops
1 week ago

Implement HAProxy WAF integration with ModSecurity 3 for advanced threat protection

security
1 week ago

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases
3 weeks ago
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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 919 views
monitoring Intermediate

Monitor OpenVPN connections with Grafana dashboard and Prometheus metrics

Set up comprehensive monitoring for your OpenVPN server using Prometheus to collect connection metrics and Grafana to visualize client connections, bandwidth usage, and server performance through custom dashboards.

45 min 4 distros 818 views
monitoring Advanced

Integrate OpenTelemetry with ELK stack for unified observability and distributed tracing

Set up a comprehensive observability stack by integrating OpenTelemetry Collector with Elasticsearch, Logstash, and Kibana for distributed tracing, metrics collection, and unified monitoring across microservices and applications.

45 min 4 distros 881 views
security Intermediate

Setup Nginx with ModSecurity 3 web application firewall for advanced threat protection

Configure Nginx with ModSecurity 3 and OWASP Core Rule Set to protect web applications against SQL injection, XSS, and other common attacks. This tutorial covers complete WAF setup with security rules, performance optimization, and threat testing.

45 min 4 distros 922 views
security Advanced

Implement HAProxy WAF integration with ModSecurity 3 for advanced threat protection

Configure HAProxy with ModSecurity 3 using SPOE protocol to create a high-performance web application firewall that protects against OWASP Top 10 threats while maintaining load balancing capabilities.

45 min 4 distros 1,597 views
databases Advanced

Set up Elasticsearch 8 cross-cluster replication for disaster recovery and high availability

Configure Elasticsearch 8 cross-cluster replication (CCR) to replicate indices across multiple clusters for disaster recovery. This tutorial covers security setup, remote cluster connections, replication policies, and automated failover procedures.

45 min 4 distros 930 views
devops Intermediate

Integrate Redis 7 with microservices architecture for caching and session management

Set up Redis 7 as a centralized caching layer and session store for microservices, with service discovery integration and clustering for high availability. Configure distributed session management patterns and implement Redis clustering for horizontal scalability.

45 min 4 distros 967 views
linux Intermediate

Configure system backup automation with BorgBackup and systemd timers

Set up automated, deduplicated backups with BorgBackup and systemd timers for reliable system protection. This tutorial covers installation, repository setup with encryption, automated scheduling, and monitoring for production environments.

45 min 4 distros 906 views
monitoring Intermediate

Setup Elasticsearch monitoring with Metricbeat and Kibana dashboards

Monitor your Elasticsearch cluster performance with Metricbeat for comprehensive metrics collection and visualization through pre-built Kibana dashboards. This tutorial covers installation, configuration, and automated alerting.

25 min 4 distros 743 views
databases Intermediate

Configure MongoDB 8.0 backup automation with systemd timers and compression

Set up automated MongoDB 8.0 backups with systemd timers, compression, and retention policies. Includes monitoring and alerting for backup failures across Ubuntu, Debian, AlmaLinux, and Rocky Linux systems.

45 min 4 distros 1,038 views
monitoring Intermediate

Monitor Kubernetes clusters with Prometheus and Grafana for container orchestration insights

Set up comprehensive Kubernetes monitoring using the Prometheus Operator and Grafana with persistent storage, RBAC, ServiceMonitors, and custom dashboards for complete cluster observability.

45 min 4 distros 943 views
hosting Intermediate

Configure Deno WebSocket connections for real-time applications with clustering and production deployment

Set up production-ready Deno WebSocket servers with authentication, clustering, and load balancing for real-time applications. Complete with systemd service configuration and NGINX reverse proxy setup.

45 min 4 distros 1,111 views

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