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
10,056

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

monitoring
5,799

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

hosting
4,827

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

databases
4,273

Install and configure Ollama for local AI models on Linux servers

devops
4,187

Recently published

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

networking
1 day ago

Implement Istio multi-cluster canary deployments and traffic splitting

devops
3 days ago

Implement HAProxy WAF integration with ModSecurity 3 for advanced threat protection

security
5 days ago

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases
2 weeks ago

Set up HAProxy SSL termination with Let's Encrypt certificates

networking
2 weeks ago
"database" × Clear all
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 1,454 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 1,659 views
devops Advanced

Configure Ansible AWX 24.6 for enterprise automation with RBAC and inventory management

Deploy Ansible AWX 24.6 with Docker Compose, PostgreSQL backend, and enterprise-grade RBAC. Set up dynamic inventory management with multiple sources and implement automated job workflows with notifications for production environments.

45 min 4 distros 1,608 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 1,790 views
monitoring Intermediate

Configure Grafana dashboards for InfluxDB collectd metrics with advanced visualization and alerting

Build comprehensive Grafana dashboards to visualize collectd system metrics stored in InfluxDB with custom panels, advanced queries, and automated alerting rules for production monitoring.

45 min 4 distros 1,054 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 1,185 views
devops Advanced

Implement comprehensive Apache Airflow DAG testing and validation strategies with pytest and best practices

Learn to implement production-grade testing for Apache Airflow DAGs using pytest, including unit tests for DAG structure validation, integration testing with test databases, and automated validation pipelines with CI/CD integration.

45 min 4 distros 1,895 views
databases Advanced

Set up TimescaleDB clustering for high availability with automatic failover

Configure a production-ready TimescaleDB cluster with streaming replication, automatic failover using Patroni, and etcd for distributed consensus to ensure zero-downtime operation of your time-series database.

45 min 4 distros 2,141 views
security Intermediate

Secure Podman containers with SELinux and AppArmor mandatory access controls

Implement mandatory access controls for Podman containers using SELinux on Red Hat-based systems and AppArmor on Debian-based systems. Learn to configure security policies, monitor violations, and harden container security with production-grade controls.

45 min 4 distros 1,985 views
monitoring Intermediate

Configure Linux performance monitoring with collectd and InfluxDB 1.8 for real-time metrics collection

Set up comprehensive system monitoring using collectd to collect performance metrics and InfluxDB 1.8 as a time-series database backend. This tutorial covers installation, configuration, and retention policies for production monitoring environments.

25 min 4 distros 1,432 views
databases Intermediate

Configure TimescaleDB continuous aggregates for real-time analytics with PostgreSQL optimization

Set up TimescaleDB continuous aggregates to automatically compute and maintain real-time materialized views for time-series data analytics. Configure refresh policies, optimize aggregate queries, and implement monitoring for production workloads.

45 min 4 distros 2,256 views
linux Intermediate

Optimize Linux system performance with kernel parameters and system tuning

Learn production-grade Linux performance optimization through systematic kernel parameter tuning, memory management, I/O optimization, and network stack configuration to maximize system throughput and responsiveness.

45 min 6 distros 1,975 views

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