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.

databases Advanced

Configure MariaDB Galera cluster for multi-master replication with automatic failover

Set up a highly available MariaDB Galera cluster with multi-master replication and automatic failover for production database workloads. This tutorial covers cluster initialization, node configuration, and monitoring setup across multiple servers.

45 min 4 distros 59 views
databases Advanced

Configure MongoDB sharding with zone-based data distribution for geographic workloads

Set up MongoDB sharding with geographic zones to distribute data based on location, ensuring optimal performance for global applications and regulatory compliance.

45 min 4 distros 59 views
hosting Intermediate

Setup Tomcat SSL certificates with Let's Encrypt automation

Configure Apache Tomcat 11 with automated SSL certificate management using Let's Encrypt and Certbot. Set up HTTPS connector, Java keystore integration, and automatic certificate renewal for production environments.

25 min 4 distros 94 views
databases Advanced

Configure Elasticsearch cross-cluster replication for disaster recovery

Set up Elasticsearch cross-cluster replication (CCR) to replicate indices between clusters for disaster recovery. Configure remote clusters, create follower indices, and monitor replication status for high availability.

45 min 4 distros 74 views
security Advanced

Configure audit compliance automation with Ansible for security monitoring and reporting

Build comprehensive security audit compliance automation using Ansible playbooks to enforce security policies, monitor system configurations, and generate compliance reports across your Linux infrastructure fleet.

45 min 4 distros 78 views
security Advanced

Configure Linux audit system with SIEM integration for Splunk security monitoring

Set up auditd with custom security rules, configure Splunk Universal Forwarder for log shipping, and implement real-time monitoring workflows for comprehensive security event tracking and compliance reporting.

45 min 4 distros 148 views
hosting Intermediate

Configure OpenResty load balancing with upstream health checks and automatic failover

Set up OpenResty with intelligent load balancing across multiple backend servers, health monitoring, and automatic failover to maintain high availability for web applications.

25 min 4 distros 87 views
devops Intermediate

Set up automated backup and disaster recovery for Nexus Repository Manager 3 with blob store migration

Configure comprehensive backup automation for Nexus Repository Manager 3 including blob store migration, disaster recovery procedures, and automated scheduling with systemd timers for production environments.

45 min 4 distros 75 views
devops Intermediate

Setup Elasticsearch 8 index lifecycle management for automated log retention and storage optimization

Configure Elasticsearch 8 ILM policies to automatically manage log data through hot-warm-cold phases, optimize storage costs, and enforce retention policies for production workloads.

25 min 4 distros 120 views
hosting Intermediate

Configure PHP Composer for dependency management and autoloading

Set up PHP Composer with global configuration, PSR-4 autoloading, and dependency management workflows for modern PHP development across Ubuntu, Debian, AlmaLinux, and Rocky Linux distributions.

25 min 4 distros 124 views
security Intermediate

Set up LUKS full disk encryption during Linux installation

Configure full disk encryption with LUKS during OS installation to secure your data at rest. Includes post-installation key management, performance optimization, and troubleshooting for production systems.

45 min 4 distros 271 views
security Advanced

Configure auditd with Elasticsearch and Kibana for compliance reporting

Set up comprehensive Linux audit logging with auditd, integrate with Elasticsearch 8 and Kibana 8 for centralized analysis, and create compliance dashboards for PCI DSS, HIPAA, and SOX reporting requirements.

45 min 4 distros 143 views

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