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
909

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

hosting
787

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

hosting
787

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

security
761

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
740

Recently published

Monitor ScyllaDB cluster with Prometheus and Grafana for comprehensive performance tracking

monitoring
4 hours ago

Monitor Jetty performance with JMX and Grafana dashboards

monitoring
9 hours ago

Configure FRRouting route maps and prefix lists for advanced routing policies

networking
14 hours ago

Configure Jetty clustering and session replication for high availability

hosting
23 hours ago

Configure Cherokee web server with MySQL database optimization and performance tuning

hosting
1 day ago
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monitoring Intermediate

Monitor ScyllaDB cluster with Prometheus and Grafana for comprehensive performance tracking

Set up complete ScyllaDB cluster monitoring using Prometheus for metrics collection and Grafana for visualization. Configure alerting rules for proactive performance monitoring and issue detection.

45 min 4 distros 10 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 9 views
networking Advanced

Configure FRRouting route maps and prefix lists for advanced routing policies

Set up FRRouting with route maps and prefix lists to control BGP route advertisement, implement traffic engineering, and create sophisticated routing policies for enterprise networks.

45 min 4 distros 14 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 20 views
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 12 views
monitoring Intermediate

Monitor system time drift with Prometheus and Grafana alerts

Set up comprehensive time synchronization monitoring with Prometheus node exporter metrics, Grafana dashboards, and automated alerting to prevent system clock drift issues in production environments.

45 min 4 distros 8 views
databases Intermediate

Set up Cassandra backup automation with nodetool

Automate Apache Cassandra backups using nodetool snapshots, systemd timers, and retention policies. Configure monitoring and alerting for production-grade backup management with automated cleanup and verification.

45 min 4 distros 8 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 11 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 7 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 22 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 13 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 10 views

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