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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Configure Linux system time synchronization with chrony and NTP hardening

linux
876

Set up Node.js application security with Helmet and rate limiting

security
755

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

hosting
737

Install and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications

hosting
730

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
718

Recently published

Configure OSSEC active response for automated threat blocking

security
4 hours ago

Configure CockroachDB 24.3 multi-region deployment with high availability clustering

databases
4 hours ago

Set up Fail2ban with Cloudflare API integration for automatic IP blocking and enhanced security

security
4 hours ago

Configure keepalived with HAProxy backend health monitoring for high availability load balancing

networking
4 hours ago

Configure ModSecurity machine learning anomaly detection for automated threat protection

security
9 hours ago
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security Advanced

Implement Cilium Tetragon runtime security for Kubernetes with eBPF monitoring and threat detection

Deploy Cilium Tetragon for advanced runtime security monitoring in Kubernetes clusters using eBPF technology. Configure security policies, threat detection rules, and real-time monitoring with Grafana dashboards for comprehensive container protection.

45 min 4 distros 522 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 595 views
devops Advanced

Integrate Apache Airflow with Kubernetes RBAC and service accounts for secure workflow orchestration

Configure Apache Airflow KubernetesExecutor with proper RBAC permissions, service accounts, and role bindings to securely orchestrate workflows in Kubernetes environments with least-privilege access controls.

45 min 4 distros 489 views
monitoring Intermediate

Set up Prometheus and Grafana monitoring stack with Docker compose

Deploy a complete Prometheus and Grafana monitoring stack using Docker Compose with persistent storage, custom dashboards, and alerting rules for production monitoring.

25 min 4 distros 526 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 463 views
monitoring Intermediate

Install and configure Jaeger for distributed tracing with Elasticsearch backend

Set up Jaeger distributed tracing system with Elasticsearch storage backend for microservices monitoring. Configure collector, query service, and UI with SSL security and performance optimization.

45 min 6 distros 436 views
monitoring Intermediate

Install and configure Fluentd for centralized log collection with multi-format parsing

Set up Fluentd with td-agent for enterprise-grade log collection, custom parsers, and multi-destination routing. Configure SSL, performance optimization, and security hardening for production environments.

45 min 6 distros 503 views
devops Intermediate

Install and configure Istio service mesh for Kubernetes with security policies and observability

Learn to deploy Istio service mesh on Kubernetes with mTLS security, traffic management, and comprehensive observability using Kiali and Jaeger for production microservices.

45 min 6 distros 506 views
devops Intermediate

Install and configure Helm 3 for Kubernetes package management with security and private repositories

Learn to install Helm 3 on Linux, configure private repositories with authentication, implement security best practices with RBAC, and integrate with CI/CD pipelines for automated Kubernetes deployments.

45 min 6 distros 543 views
devops Intermediate

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

Set up ArgoCD on Kubernetes with SSL certificates, RBAC user management, and high availability for production GitOps continuous deployment workflows.

45 min 6 distros 667 views
devops Intermediate

Install and configure Apache Airflow with PostgreSQL backend and secure production deployment

Learn to deploy Apache Airflow in production with PostgreSQL backend, systemd services, SSL/TLS encryption, and security hardening for enterprise workflow orchestration.

45 min 6 distros 571 views
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 403 views

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