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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Linux
System administration, shell scripting, package management
Hosting & Servers
Web servers, reverse proxies, SSL, domains
Security
Firewalls, hardening, encryption, access control
Performance
Caching, optimization, profiling, load testing
Databases
MySQL, PostgreSQL, Redis, backups, replication
Networking
DNS, load balancing, VPN, TCP/IP, routing
DevOps
CI/CD, Docker, Kubernetes, automation
Monitoring
Logging, alerting, metrics, observability
Most viewed
Install and configure Deno for web development with systemd and reverse proxy
hostingInstall and configure Caddy web server with automatic HTTPS and reverse proxy
hostingInstall and configure Ollama for local AI models on Linux servers
devopsInstall and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications
hostingInstall and configure Uptime Kuma for website monitoring with SSL and email alerts
monitoringRecently published
Setup Node.js error tracking with Sentry for production monitoring and debugging
monitoringImplement Node.js application monitoring with Prometheus metrics and Grafana dashboards
monitoringImplement OSPF multi-area design with FRRouting and advanced routing policies
networkingConfigure Istio security policies with external authorization services integration
securityImplement Docker network security with custom bridge networks and container isolation
securityImplement Kubernetes admission controllers with OPA Gatekeeper for policy enforcement
Set up OPA Gatekeeper admission controllers to enforce security policies, resource governance, and compliance rules across your Kubernetes cluster with custom constraint templates.
Monitor Istio service mesh with Prometheus and Grafana dashboards
Configure comprehensive monitoring for your Istio service mesh using Prometheus for metrics collection and Grafana for visualization. Set up observability dashboards to track traffic flow, security policies, and service performance with production-ready alerting rules.
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.
Configure Apache Airflow monitoring with Prometheus alerts and Grafana dashboards
Set up comprehensive monitoring for Apache Airflow with Prometheus metrics collection, StatsD integration, and custom Grafana dashboards. Configure automated alerting for DAG failures, task timeouts, and system health issues.
Configure Consul Connect service mesh with Envoy proxy for secure microservices communication
Set up Consul Connect service mesh with Envoy sidecar proxies to enable secure, encrypted service-to-service communication with mutual TLS authentication, traffic policies, and observability for your microservices architecture.
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.
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.
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.
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.
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.
Install and configure Cilium CNI for Kubernetes with eBPF networking and security policies
Set up Cilium as your Kubernetes CNI plugin with advanced eBPF networking, load balancing, and network security policies. Includes Hubble observability for complete network visibility.
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.
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