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 Uptime Kuma for website monitoring with SSL and email alerts
monitoringInstall and configure Caddy web server with automatic HTTPS and reverse proxy
hostingInstall and configure TimescaleDB with PostgreSQL for high-performance time-series data
databasesInstall and configure Ollama for local AI models on Linux servers
devopsRecently published
Configure PostgreSQL 17 SSL encryption and certificate-based authentication
databasesSet up HAProxy SSL termination with Let's Encrypt certificates
networkingConfigure HAProxy with Consul for dynamic service discovery
networkingConfigure PostgreSQL 17 connection pooling with PgBouncer for high availability
databasesConfigure Kubernetes secrets management with External Secrets Operator and HashiCorp Vault
devopsSet up Prometheus Alertmanager webhook notifications for Loki log alerts with Grafana integration
Configure Prometheus Alertmanager to send webhook notifications for Loki log-based alerts with proper routing, templating, and Grafana dashboard integration for comprehensive monitoring.
Configure NGINX log analysis with Loki and Grafana for centralized monitoring
Set up Loki log aggregation with Promtail agent to collect NGINX logs and create Grafana dashboards for comprehensive web server monitoring and analysis.
Integrate HashiCorp Vault with Kubernetes secrets management for secure container orchestration
Configure HashiCorp Vault integration with Kubernetes using the Vault CSI driver and Secrets Operator for automated secret injection and synchronization. This setup enables secure secret management for containerized applications with dynamic secret rotation and policy-based access controls.
Integrate MinIO with Kubernetes for persistent storage and object data management
Deploy MinIO on Kubernetes using the operator for scalable object storage. Configure persistent volumes, high availability tenants, and secure ingress with SSL certificates.
Set up NGINX log analysis and monitoring with Prometheus and Grafana dashboards
Configure comprehensive NGINX monitoring with Prometheus exporters, structured log parsing, and real-time Grafana dashboards for web server observability and performance analysis.
Monitor PostgreSQL performance with pg_stat_statements extension for query analysis and optimization
Set up pg_stat_statements extension to collect query statistics, analyze slow queries, and optimize PostgreSQL database performance with automated monitoring alerts.
Deploy Podman containers with Kubernetes YAML manifests and kubectl integration
Learn how to deploy and manage Podman containers using Kubernetes YAML manifests with kubectl integration. This tutorial covers systemd user services, YAML generation, pod networking, and volume management.
Configure Prometheus Alertmanager with email notifications for production monitoring
Set up Prometheus Alertmanager to send email notifications when your systems trigger alerts. This tutorial covers SMTP configuration, alert routing rules, and email template customization for production monitoring workflows.
Integrate Jaeger with Kubernetes service mesh for comprehensive distributed tracing
Set up production-grade distributed tracing in Kubernetes using Jaeger with Istio service mesh integration. Configure OpenTelemetry instrumentation, Elasticsearch storage backend, and comprehensive observability for microservices.
Implement container security monitoring with Falco runtime detection
Set up Falco for real-time container security monitoring with runtime threat detection, Kubernetes integration, and automated alerting through Grafana dashboards.
Configure Kubernetes External DNS for automatic DNS record management with cloud providers
Set up External DNS controller to automatically create and manage DNS records for your Kubernetes services and ingresses. This tutorial covers installation, cloud provider integration, and security configuration for production-ready DNS automation.
Configure Tailscale with Kubernetes cluster networking integration
Set up Tailscale mesh VPN with Kubernetes cluster integration for secure pod-to-pod communication, subnet routing, and service discovery across distributed nodes.
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