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.

performance Intermediate

Optimize HAProxy performance with connection pooling and advanced load balancing algorithms

Configure HAProxy with connection pooling, advanced load balancing algorithms, and performance tuning for high-throughput workloads. Learn to implement least-conn, URI hashing, and buffer optimization.

25 min 6 distros 1,942 views
hosting Intermediate

Install and configure Lighttpd web server with SSL and FastCGI for lightweight hosting

Set up Lighttpd web server with SSL certificates from Let's Encrypt and FastCGI support for PHP applications. Configure virtual hosts, optimize performance, and implement security hardening for production hosting.

25 min 6 distros 1,137 views
linux Intermediate

Configure Linux system logging with rsyslog and journald for centralized log management

Set up comprehensive Linux logging infrastructure using rsyslog for traditional syslog handling and journald for systemd service logs. Configure remote logging, log rotation, filtering rules, and troubleshoot common logging performance issues.

25 min 6 distros 1,903 views
hosting Intermediate

Configure Apache web server with virtual hosts and SSL certificates

Set up Apache HTTP server with multiple virtual hosts, secure SSL certificates from Let's Encrypt, and implement security hardening for production workloads.

45 min 6 distros 1,742 views
databases Advanced

Configure Elasticsearch 8 cluster with multiple nodes for high availability and scalability

Set up a production-ready Elasticsearch 8 cluster with dedicated master, data, and coordinating nodes for high availability, fault tolerance, and horizontal scalability across multiple servers.

45 min 4 distros 1,363 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 1,586 views
monitoring Intermediate

Configure Zabbix SNMP monitoring for network devices with automated discovery and templates

Set up comprehensive SNMP monitoring for network devices using Zabbix with automated discovery rules, custom templates, and intelligent alerting. Learn to monitor switches, routers, and other network equipment with performance triggers and detailed reporting.

45 min 4 distros 2,378 views
networking Advanced

Configure Envoy proxy rate limiting and circuit breakers for microservices resilience

Learn to implement production-grade Envoy proxy with global and local rate limiting, circuit breakers, and health checks to build resilient microservices architecture that can handle traffic spikes and service failures gracefully.

45 min 4 distros 1,708 views
devops Intermediate

Setup SonarQube scanner for multiple programming languages with automated code quality analysis

Configure SonarQube Scanner CLI to analyze Java, Python, JavaScript, and C# projects with automated quality gates and CI/CD integration. Streamline code quality analysis across your entire development pipeline with Docker and Jenkins automation.

45 min 4 distros 1,387 views
security Intermediate

Configure NGINX rate limiting and DDoS protection with advanced security rules

Learn to configure production-grade NGINX rate limiting and DDoS protection with multiple security zones, advanced rules, and real-time monitoring to protect your web applications from malicious traffic and resource exhaustion attacks.

45 min 4 distros 1,138 views
security Intermediate

Install and configure Keycloak for enterprise authentication with clustering

Set up Keycloak as an enterprise identity provider with PostgreSQL backend, SSL encryption, and high availability clustering for OAuth2, OpenID Connect, and SAML authentication across your organization.

45 min 6 distros 1,210 views
databases Intermediate

Install and configure ClickHouse for high-performance analytics with clustering

Set up ClickHouse OLAP database with clustering support for real-time analytics workloads. Configure distributed tables, security, SSL encryption, and monitoring for production environments.

45 min 6 distros 1,114 views

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