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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Configure Linux system time synchronization with chrony and NTP hardening

linux
900

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

hosting
773

Install and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications

hosting
765

Set up Node.js application security with Helmet and rate limiting

security
758

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
736

Recently published

Configure Jetty clustering and session replication for high availability

hosting
7 hours ago

Configure Cherokee web server with MySQL database optimization and performance tuning

hosting
12 hours ago

Configure Cassandra SSL encryption and authentication with security hardening

databases
17 hours ago

Install and configure ntopng for comprehensive network monitoring with traffic analysis and real-time dashboards

networking
17 hours ago

Optimize Cassandra data modeling and query performance with advanced tuning and monitoring

databases
17 hours ago
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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 178 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 170 views
monitoring Intermediate

Set up OpenTelemetry metrics collection with Prometheus integration for distributed system monitoring

Configure OpenTelemetry Collector to gather metrics from distributed services and export them to Prometheus for comprehensive observability monitoring. This integration provides unified metrics collection across your microservices architecture.

25 min 4 distros 161 views
databases Advanced

Configure MinIO high availability clustering for production with multi-node setup and automatic failover

Set up a production-ready MinIO cluster with multiple nodes, erasure coding, and automatic failover. This tutorial covers distributed mode configuration, load balancing with SSL termination, and health monitoring for enterprise object storage.

45 min 4 distros 215 views
security Advanced

Configure Kibana 8 advanced security with field-level restrictions and role-based access control

Implement comprehensive security controls in Kibana 8 with field-level restrictions, document-level security, and role-based access control for production Elasticsearch deployments.

45 min 4 distros 160 views
devops Intermediate

Configure Deno application clustering with load balancing for high availability

Set up Deno application clustering with worker threads and HAProxy load balancing for production-grade high availability deployments. Configure health checks, monitoring, and automatic failover mechanisms.

45 min 4 distros 222 views
security Intermediate

Configure Vault auto-unseal with AWS KMS for high availability secrets management

Set up HashiCorp Vault with AWS KMS auto-unseal to eliminate manual unsealing processes and enable high availability deployments with automatic recovery.

25 min 4 distros 134 views
devops Intermediate

Integrate Consul with Kubernetes service discovery and automatic configuration

Set up Consul for dynamic service discovery in Kubernetes clusters with automatic service registration, health checks, and configuration management for microservices orchestration.

45 min 4 distros 129 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 319 views
monitoring Advanced

Configure Thanos Ruler for distributed alerting across multiple Prometheus clusters

Set up Thanos Ruler to create a unified alerting layer across distributed Prometheus instances. This tutorial covers installation, global rule configuration, and cross-cluster alert federation for enterprise monitoring.

45 min 4 distros 297 views
networking Advanced

Set up OpenVPN high availability cluster with automatic failover and load balancing

Build a production-ready OpenVPN high availability cluster using keepalived for automatic failover and HAProxy for load balancing across multiple OpenVPN servers.

90 min 4 distros 240 views
monitoring Intermediate

Implement custom Prometheus exporters for application metrics collection and monitoring

Build production-grade custom Prometheus exporters in Python and Go to collect application-specific metrics. Learn exporter architecture, metric types, systemd deployment, and Prometheus integration for comprehensive application monitoring.

45 min 4 distros 317 views

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