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 CockroachDB cluster with high availability and distributed SQL

databases
647

Configure Linux system time synchronization with chrony and NTP hardening

linux
639

Configure network interface monitoring with ICMP ping and connectivity testing

networking
624

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
615

Install and configure ArgoCD for GitOps continuous deployment with RBAC and SSL

devops
603

Recently published

Implement Airflow DAG security scanning with Bandit and safety checks

security
1 hour ago

Configure Consul Connect with Kubernetes integration for secure service mesh communication

devops
1 hour ago

Configure Apache Airflow data lineage tracking with OpenLineage for comprehensive workflow observability

devops
1 hour ago

Implement Kubernetes network policies with Calico for microsegmentation

networking
1 hour ago

Integrate OPA Gatekeeper with ArgoCD for GitOps policy management

devops
6 hours ago
"database" × Clear all
devops Intermediate

Install and configure SonarQube for code quality analysis with PostgreSQL and SSL

Set up SonarQube Community Edition with PostgreSQL database backend, SSL/TLS encryption, and CI/CD integration for comprehensive static code analysis and security scanning.

45 min 6 distros 333 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 309 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 315 views
monitoring Intermediate

Install and configure Zabbix 7 with PostgreSQL and advanced monitoring templates

Set up Zabbix 7 monitoring server with PostgreSQL backend, SSL-enabled web interface, auto-discovery, and advanced monitoring templates for comprehensive infrastructure monitoring.

45 min 6 distros 479 views
monitoring Intermediate

Install and configure OpenTelemetry Collector for distributed tracing and observability

Set up OpenTelemetry Collector to gather distributed traces and metrics from your applications. Configure receivers, processors, and exporters for comprehensive observability with Jaeger and Prometheus integration.

45 min 6 distros 498 views
devops Intermediate

Install and configure Ansible with automation best practices and security

Learn to install Ansible on Linux, configure secure SSH authentication, create production-ready playbooks with Vault encryption, and implement roles for scalable infrastructure automation.

45 min 6 distros 450 views
devops Intermediate

Install and configure Apache Kafka with cluster setup and monitoring

Set up a production-ready Apache Kafka cluster with SSL security, ZooKeeper ensemble, and comprehensive monitoring using JMX and Prometheus for high-throughput message streaming.

45 min 6 distros 394 views
security Intermediate

Install and configure Fail2ban with advanced rules and email alerts

Set up Fail2ban intrusion prevention system with custom SSH, web server, and application protection rules. Configure email notifications and advanced filtering to automatically block malicious IP addresses based on log patterns.

45 min 6 distros 368 views
security Intermediate

Install and configure Vault for secrets management with high availability

Set up HashiCorp Vault with Consul backend for production-grade secrets management. Configure clustering, authentication, policies, and security hardening for enterprise environments.

45 min 6 distros 511 views
databases Intermediate

Install and configure PostgreSQL 17 with performance tuning and security hardening

Learn to install PostgreSQL 17 from official repositories, optimize performance with proper memory settings, and implement security best practices including SSL encryption and authentication hardening.

45 min 6 distros 615 views

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