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
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
devopsTodos os tutoriais
Browse complete directory →Configure Kibana LDAP authentication and RBAC with Active Directory integration
Set up secure Kibana authentication using Active Directory LDAP with role-based access control to manage user permissions and streamline enterprise login workflows. This tutorial covers Elasticsearch security configuration, LDAP realm setup, and user role mappings.
Configure nftables NAT and port forwarding for home lab environments
Learn how to configure nftables for NAT and port forwarding in home lab environments. This tutorial covers basic NAT masquerading, port forwarding rules, and advanced networking scenarios for virtual machines and containers.
Setup Elasticsearch 8 SSL/TLS encryption and advanced security hardening with authentication and access control
Secure your Elasticsearch 8 cluster with comprehensive SSL/TLS encryption, user authentication, role-based access control, and network hardening. This tutorial covers production-grade security configuration to protect your search infrastructure.
Configure NGINX load balancing with health checks and automatic failover
Set up NGINX as a load balancer with upstream servers, active health checks, and automatic failover capabilities. This tutorial covers round-robin, least-connections, and IP-hash load balancing methods with real-time backend monitoring.
Implement Varnish cache warming with automated content preloading for high-performance websites
Set up automated Varnish cache warming with priority URL preloading, systemd timers for scheduled content refreshing, and comprehensive monitoring to optimize cache hit rates and reduce backend server load for high-traffic websites.
Integrate SNMP monitoring with InfluxDB and Telegraf for time-series analysis
Learn to set up a comprehensive SNMP monitoring solution using InfluxDB 2.7 for time-series storage and Telegraf for data collection. Configure monitoring for network devices, system metrics, and create visualization dashboards with Grafana.
Implement Kubernetes resource quotas and limits for namespace isolation and workload management
Configure namespace resource quotas, container resource limits, and limit ranges to ensure fair resource allocation and prevent resource exhaustion in multi-tenant Kubernetes clusters.
Implement Airflow DAG monitoring with DataDog integration for production workflows
Set up comprehensive monitoring for Apache Airflow DAGs using DataDog integration. This tutorial covers DataDog agent installation, metrics collection configuration, custom dashboard creation, and alerting rules for production workflow observability.
Monitor container performance with Prometheus and cAdvisor for comprehensive metrics collection
Set up comprehensive container monitoring with cAdvisor, Prometheus, and Grafana to collect detailed metrics on CPU, memory, network, and disk usage. This tutorial covers installation, configuration, and alerting for production-ready container performance monitoring.
Configure Lighttpd 1.4 with Redis caching for high-performance websites
Set up Lighttpd web server with Redis caching to dramatically improve website performance through intelligent content caching, reducing server load and response times for high-traffic applications.
Configure Istio traffic management with virtual services and destination rules
Configure advanced Istio traffic management using virtual services for intelligent request routing and destination rules for load balancing and service subsets in production Kubernetes environments.
Configure Linux audit logging for security compliance and monitoring
Set up comprehensive audit logging with auditd daemon to track file system changes, process execution, and network connections for security compliance and forensic analysis.
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