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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Most viewed

Configure Linux system time synchronization with chrony and NTP hardening

linux
890

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

hosting
757

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

security
757

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

hosting
745

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
731

Recently published

Configure Cassandra SSL encryption and authentication with security hardening

databases
2 hours ago

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

networking
2 hours ago

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

databases
2 hours ago

Monitor system time drift with Prometheus and Grafana alerts

monitoring
2 hours ago

Set up Cassandra backup automation with nodetool

databases
7 hours ago
"haproxy load balancing" × Clear all
security Advanced

Configure ClamAV cluster scanning for high availability and enterprise threat detection

Build a production-grade ClamAV cluster with HAProxy load balancing, shared virus definitions, and comprehensive monitoring for enterprise-scale threat detection and high availability.

45 min 4 distros 502 views
hosting Advanced

Setup Tomcat 10 clustering with HAProxy load balancing for high availability

Configure Apache Tomcat 10 clustering with HAProxy load balancing to distribute traffic across multiple application server instances. Implement session replication and automatic failover for production-grade Java web applications with high availability and zero-downtime deployments.

45 min 4 distros 396 views
networking Beginner

Configure network interface aliases and secondary IP addresses on Linux

Learn how to configure multiple IP addresses on a single network interface using systemd-networkd and NetworkManager. Set up persistent network aliases for hosting multiple services, load balancing, and network segmentation.

20 min 6 distros 457 views
hosting Intermediate

Set up Apache Tomcat 11 with SSL certificates and JVM optimization for Java web applications

Install and configure Apache Tomcat 11 with Java 21, SSL/TLS certificates, JVM performance tuning, security hardening, and production-ready monitoring for enterprise Java web applications.

45 min 6 distros 385 views
networking Intermediate

Configure network bonding and VLAN tagging for high availability and network segmentation

Set up network bonding for link aggregation and failover protection while implementing VLAN tagging for network segmentation. This tutorial covers bond configuration with Netplan and NetworkManager across multiple interfaces.

45 min 6 distros 600 views
monitoring Advanced

Set up Zabbix 7 high availability cluster with PostgreSQL replication and automated failover

Build a production-grade Zabbix 7 high availability cluster with PostgreSQL streaming replication, HAProxy load balancing, and automated failover capabilities for enterprise monitoring.

90 min 4 distros 492 views

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