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.

monitoring Intermediate

Configure Node.js application monitoring with PM2 and Grafana

Set up comprehensive Node.js application monitoring using PM2 process manager with Prometheus metrics collection and Grafana dashboards for production-grade observability and alerting.

45 min 4 distros 149 views
performance Intermediate

Configure Varnish ESI (Edge Side Includes) for dynamic content optimization

Set up Varnish Cache 7 with Edge Side Includes to fragment and cache dynamic content separately. ESI allows you to cache static page parts while keeping dynamic sections fresh, improving performance for complex applications with mixed content types.

25 min 4 distros 213 views
monitoring Intermediate

Monitor Cherokee web server performance with Grafana and Prometheus metrics collection

Set up comprehensive Cherokee web server monitoring with Prometheus metrics collection and Grafana dashboards. Configure alerting rules, performance thresholds, and real-time visualization for production Cherokee deployments.

45 min 4 distros 165 views
networking Advanced

Monitor OSPF network topology with Prometheus and Grafana dashboards

Set up comprehensive OSPF network monitoring using FRRouting, Prometheus SNMP exporter, and Grafana dashboards to track network topology changes, LSA states, and routing convergence in real-time.

45 min 4 distros 311 views
monitoring Intermediate

Monitor Jetty performance with JMX and Grafana dashboards

Set up comprehensive Jetty monitoring using JMX metrics collection with Prometheus JMX Exporter and visualize performance data through custom Grafana dashboards with automated alerting.

45 min 4 distros 184 views
hosting Intermediate

Configure Cherokee web server with MySQL database optimization and performance tuning

Set up Cherokee web server with optimized MySQL database connections, FastCGI configuration, and performance tuning for high-traffic web applications on Linux systems.

45 min 4 distros 133 views
networking Intermediate

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

Set up ntopng to monitor network traffic in real-time with detailed analytics, bandwidth monitoring, and customizable dashboards. Learn to configure interface monitoring, traffic analysis rules, and alerting for complete network visibility.

45 min 4 distros 227 views
security Intermediate

Configure OSSEC vulnerability detection with CVE scanning and automated security alerts

Set up OSSEC Host Intrusion Detection System with vulnerability scanning capabilities, CVE database integration, and automated alerting for comprehensive security monitoring across your infrastructure.

25 min 4 distros 148 views
monitoring Intermediate

Monitor Apache Cassandra cluster with Prometheus and Grafana dashboards

Set up comprehensive monitoring for Apache Cassandra clusters using JMX exporter, Prometheus metrics collection, and Grafana dashboards with alerting rules for cluster health.

45 min 4 distros 160 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 140 views
linux Intermediate

Configure systemd service resource limits and security isolation

Configure cgroups v2 resource limits and security isolation for systemd services to prevent resource exhaustion and improve system security. This tutorial covers memory, CPU, and I/O limits with monitoring and troubleshooting.

35 min 4 distros 300 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 184 views

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