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
Configure Consul Connect service mesh monitoring with distributed tracing
monitoringConfigure Kubernetes RBAC with service accounts and cluster roles for secure access control
devopsImplement Deno microservices architecture with service discovery and load balancing
devopsImplement Kubernetes security scanning with Falco and OPA Gatekeeper for runtime protection
securityConfigure OpenTelemetry custom metrics for application monitoring with Prometheus and Grafana
monitoringSet up Prometheus and Grafana monitoring stack with Docker Compose
Deploy a complete monitoring solution using Prometheus for metrics collection and Grafana for visualization with Docker Compose. This setup provides comprehensive system monitoring, alerting capabilities, and customizable dashboards.
Implement Ansible AWX Tower for enterprise automation workflows with RBAC and inventory management
Deploy Ansible AWX with Docker Compose for centralized automation management. Configure enterprise RBAC, dynamic inventory sources, and workflow templates for scalable infrastructure orchestration across multiple environments.
Integrate Jaeger with Kubernetes and Istio service mesh for distributed tracing
Deploy Jaeger operator on Kubernetes with Istio telemetry integration for comprehensive distributed tracing across microservices. Configure Elasticsearch backend for production-grade trace storage and implement automated service discovery.
Configure Fluentd with Kubernetes DaemonSet and log routing for centralized collection
Deploy Fluentd as a DaemonSet on Kubernetes for centralized log collection with multi-format parsing, routing to multiple outputs, and RBAC security. Includes configuration for Elasticsearch, S3, and custom log sources.
Configure Cilium BGP peering with MetalLB integration for Kubernetes load balancing
Set up Cilium CNI with BGP routing capabilities and integrate with MetalLB speaker components for bare-metal Kubernetes load balancing. This configuration enables external traffic routing and service discovery in on-premises environments.
Configure Jaeger with NGINX reverse proxy and SSL termination
Set up Jaeger distributed tracing behind an NGINX reverse proxy with SSL termination and authentication. Learn to configure secure access, performance optimization, and production-ready monitoring for your microservices.
Install and configure ArgoCD Image Updater for automatic Kubernetes deployments with GitOps automation
Set up ArgoCD Image Updater to automatically monitor container registries and update Kubernetes deployments when new image versions are available. Configure GitOps workflows with automated Git commits and Prometheus monitoring for seamless CI/CD integration.
Implement Istio circuit breaker and retry policies for microservices resilience and fault tolerance
Configure Istio destination rules with circuit breaker patterns, implement retry policies with exponential backoff, and set up comprehensive fault injection testing for microservices resilience in Kubernetes service mesh environments.
Configure Istio ingress gateway with SSL certificates and custom domains for Kubernetes service mesh
Set up Istio ingress gateway with automated SSL certificate management using cert-manager, configure custom domain routing with VirtualService, and implement TLS termination for secure service mesh traffic.
Setup Kubernetes ingress controller with cert-manager and Helm for automated SSL certificate management
Deploy NGINX Ingress Controller and cert-manager using Helm to automatically provision and manage SSL certificates for your Kubernetes applications with Let's Encrypt integration.
Deploy applications to Kubernetes with Helm charts and production best practices
Learn how to create production-ready Helm charts for Kubernetes deployments with proper templating, values management, security configurations, and environment-specific customizations for scalable application orchestration.
Integrate GitLab with Kubernetes for automated deployments using CI/CD pipelines and runners
Set up GitLab CI/CD pipelines with Kubernetes runners for automated application deployments. Configure RBAC, implement rolling updates, and establish production-grade deployment strategies.
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