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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Install and configure Deno for web development with systemd and reverse proxy

hosting
9,892

Install and configure Uptime Kuma for website monitoring with SSL and email alerts

monitoring
5,569

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

hosting
4,600

Install and configure TimescaleDB with PostgreSQL for high-performance time-series data

databases
4,005

Install and configure Ollama for local AI models on Linux servers

devops
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Recently published

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases
5 days ago

Set up HAProxy SSL termination with Let's Encrypt certificates

networking
1 week ago

Configure HAProxy with Consul for dynamic service discovery

networking
1 week ago

Configure PostgreSQL 17 connection pooling with PgBouncer for high availability

databases
2 weeks ago

Configure Kubernetes secrets management with External Secrets Operator and HashiCorp Vault

devops
2 weeks ago
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security Beginner

Configure Linux audit system with auditd for security compliance and file monitoring

Set up the Linux audit system with auditd to monitor file access, user activities, and system calls for security compliance. Learn to create audit rules, analyze logs, and track privilege escalations.

25 min 6 distros 1,934 views
databases Beginner

Install and configure MariaDB 11.6 with performance optimization and security hardening

Set up MariaDB 11.6 as a high-performance MySQL alternative with InnoDB optimization, SSL encryption, automated backups, and comprehensive security hardening for production environments.

45 min 6 distros 1,391 views
databases Intermediate

Configure Apache Cassandra cluster with multi-node setup and performance optimization

Set up a production-ready Apache Cassandra cluster with multiple nodes, configure replication strategies, and optimize JVM settings and performance parameters for high-throughput distributed NoSQL workloads.

45 min 6 distros 1,044 views
databases Intermediate

Install and configure CockroachDB cluster with high availability and distributed SQL

Set up a production-ready CockroachDB cluster with SSL certificates, load balancing, and automated backups for distributed SQL workloads. This tutorial covers multi-node deployment, security hardening, and performance optimization for enterprise environments.

45 min 6 distros 1,433 views
security Intermediate

Configure Linux firewall rules with fail2ban for SSH brute force protection and intrusion prevention

Set up fail2ban to automatically block SSH brute force attacks and protect your Linux server from unauthorized access attempts. Configure custom jails, firewall integration, and email notifications for comprehensive intrusion prevention.

25 min 6 distros 1,469 views
devops Intermediate

Integrate SonarQube with Kubernetes and Helm charts for automated code quality scanning

Deploy SonarQube on Kubernetes using Helm charts with PostgreSQL database, configure automated code scanning workflows, and implement persistent storage for comprehensive code quality analysis in your CI/CD pipeline.

45 min 4 distros 1,292 views
devops Intermediate

Implement Kubernetes monitoring with Prometheus and Helm charts for comprehensive cluster observability

Deploy a production-ready Prometheus monitoring stack on Kubernetes using Helm charts with ServiceMonitors, alerting rules, and comprehensive cluster observability for metrics collection and monitoring.

45 min 4 distros 1,064 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 1,333 views
devops Advanced

Integrate SonarQube with Kubernetes security scanning workflows for continuous code quality analysis

Set up SonarQube scanner in Kubernetes pods with admission controllers for automated security scanning. Configure CI/CD pipeline integration and security reporting for continuous code quality analysis in containerized environments.

45 min 4 distros 1,077 views
devops Intermediate

Configure Kafka Connect for database integration with JDBC connectors and CDC

Set up Kafka Connect with JDBC connectors for real-time database integration and configure Debezium for change data capture. Monitor connector performance and troubleshoot common integration issues.

45 min 4 distros 1,332 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 1,511 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 2,301 views

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