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.

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 536 views
linux Intermediate

Configure automatic security updates with unattended-upgrades and email notifications

Set up automated security patching on Linux servers with unattended-upgrades and dnf-automatic. Configure email notifications, update policies, and monitoring to keep your systems secure while maintaining control over critical services.

25 min 6 distros 781 views
devops Advanced

Implement Kubernetes cluster autoscaling with Helm charts and KEDA for dynamic workload scaling

Configure comprehensive Kubernetes autoscaling with cluster autoscaler for node management, KEDA for event-driven pod scaling, and vertical pod autoscaler for resource optimization. This tutorial covers production-grade deployment using Helm charts with monitoring and optimization strategies.

45 min 4 distros 537 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 626 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 556 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 714 views
monitoring Intermediate

Monitor Docker containers with Prometheus and Grafana using cAdvisor for comprehensive metrics collection

Set up comprehensive Docker container monitoring with Prometheus, Grafana, and cAdvisor to track resource usage, performance metrics, and container health in production environments.

45 min 4 distros 612 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 541 views
performance Advanced

Optimize Elasticsearch 8 indexing performance for large datasets with bulk operations and memory tuning

Configure Elasticsearch 8 for maximum indexing performance when handling large datasets through bulk API optimization, JVM memory tuning, and index mapping strategies. This guide covers production-grade performance tuning for high-throughput indexing workloads.

45 min 4 distros 630 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 590 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 693 views
networking Intermediate

Configure HAProxy with Consul for dynamic service discovery and automatic backend updates

Set up HAProxy with Consul integration for automatic service discovery, health checking, and dynamic backend updates. This tutorial covers consul-template configuration for zero-downtime scaling and failover in microservices architectures.

35 min 4 distros 676 views

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