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.

databases Advanced

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

Master advanced Cassandra optimization with data modeling best practices, partition strategies, JVM tuning, and comprehensive monitoring. Learn to design efficient schemas, optimize queries, and implement Prometheus integration for production-grade performance.

45 min 4 distros 222 views
security Advanced

Integrate OSSEC with Splunk for centralized security monitoring and log analysis

Set up OSSEC HIDS with Splunk Universal Forwarder to centralize security events, create monitoring dashboards, and enable real-time threat correlation across your infrastructure.

45 min 4 distros 159 views
hosting Intermediate

Configure NGINX SSL termination with Redis session storage

Set up NGINX as an SSL termination proxy with Redis backend for session storage, enabling scalable load balancing and persistent user sessions across multiple application servers.

45 min 4 distros 148 views
security Advanced

Configure intrusion detection with OSSEC and fail2ban integration

Set up comprehensive intrusion detection by integrating OSSEC HIDS with fail2ban for automated threat response. This advanced configuration provides real-time monitoring, log analysis, and automated IP blocking for enhanced server security.

45 min 4 distros 199 views
performance Advanced

Set up Varnish 7 cluster with load balancing across multiple backends

Configure a high-performance Varnish Cache 7 cluster with intelligent load balancing across multiple web servers, SSL termination, health monitoring, and shared cache synchronization for enterprise web acceleration.

45 min 4 distros 181 views
networking Intermediate

Configure keepalived with HAProxy backend health monitoring for high availability load balancing

Set up keepalived with HAProxy to create a high availability load balancer cluster with automatic failover, backend health monitoring, and VRRP protocol for seamless traffic distribution across multiple servers.

45 min 4 distros 188 views
security Advanced

Configure ModSecurity machine learning anomaly detection for automated threat protection

Set up ModSecurity 3 with machine learning anomaly detection to automatically identify and block unknown attack patterns. This advanced configuration adds intelligent threat protection beyond traditional signature-based rules.

45 min 4 distros 191 views
performance Advanced

Configure NGINX HTTP/2 server push and connection multiplexing

Configure NGINX HTTP/2 server push and connection multiplexing to reduce page load times by up to 50% through proactive resource delivery and efficient connection reuse for high-performance web applications.

25 min 4 distros 250 views
hosting Intermediate

Configure NGINX SSL certificate automation with Certbot and renewal monitoring

Set up automated SSL certificate provisioning and renewal for NGINX using Let's Encrypt Certbot with systemd timers, monitoring, and failure alerting for production environments.

25 min 4 distros 321 views
monitoring Intermediate

Configure logrotate with Elasticsearch and Kibana integration for automated log management

Set up automated log rotation with Elasticsearch index lifecycle management and Kibana dashboard integration for scalable log management. Configure retention policies and monitoring alerts for production environments.

45 min 4 distros 155 views
security Intermediate

Configure PostgreSQL 17 SSL encryption and advanced security hardening

Set up SSL/TLS encryption, client certificate authentication, and comprehensive security policies for PostgreSQL 17. Includes audit logging, access controls, and firewall configuration for production environments.

45 min 4 distros 300 views
security Advanced

Integrate ModSecurity 3 with SOAR platforms for automated incident response and threat detection

Set up ModSecurity 3 with structured logging, webhook notifications, and API integrations to automatically feed security events into SOAR platforms for real-time threat detection and incident response workflows.

45 min 4 distros 166 views

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