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
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Web servers, reverse proxies, SSL, domains
Security
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Performance
Caching, optimization, profiling, load testing
Databases
MySQL, PostgreSQL, Redis, backups, replication
Networking
DNS, load balancing, VPN, TCP/IP, routing
DevOps
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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 Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications
hostingInstall and configure Ollama for local AI models on Linux servers
devopsInstall and configure Uptime Kuma for website monitoring with SSL and email alerts
monitoringRecently published
Configure custom SNMP MIBs for vendor-specific monitoring with SNMP v2c and v3
monitoringImplement NGINX Plus active health checks for enterprise environments
hostingSetup Prometheus Blackbox Exporter for endpoint monitoring with SSL and alerting
monitoringConfigure Prometheus alerting with AlertManager notifications and webhook integration
monitoringConfigure Elasticsearch cross-cluster replication for disaster recovery
databasesConfigure 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.
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.
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 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.
Configure Kubernetes persistent volumes with NFS storage for container data persistence
Set up NFS-backed persistent volumes in Kubernetes to provide shared, durable storage for containerized applications across multiple nodes with automatic failover capabilities.
Setup OpenResty monitoring with Prometheus and Grafana dashboards for performance analytics
Configure comprehensive monitoring for OpenResty web server using nginx-lua-prometheus module to collect metrics, Prometheus for storage, and Grafana for visualization with custom dashboards and alerting rules.
Implement OpenResty JWT authentication with OAuth2 integration for secure web applications
Set up secure JWT-based authentication in OpenResty with OAuth2 provider integration using lua-resty-jwt module. Configure token validation, authentication middleware, and security policies for production web applications.
Configure Redis Sentinel with SSL/TLS encryption and authentication for high availability
Set up a production-grade Redis Sentinel cluster with SSL/TLS encryption, authentication, and automatic failover for high availability. This tutorial covers certificate generation, security configuration, and monitoring setup.
Setup centralized log aggregation with Elasticsearch 8, Logstash 8, and Kibana 8 (ELK Stack)
Deploy a production-ready ELK stack for centralized log aggregation with Elasticsearch 8, Logstash 8, and Kibana 8. Configure secure log shipping from multiple sources with authentication and SSL encryption.
Deploy Django application with Gunicorn and PostgreSQL database migrations
Learn how to deploy a production-ready Django application with Gunicorn WSGI server, PostgreSQL database, and automated database migrations on Ubuntu, Debian, AlmaLinux, and Rocky Linux systems.
Set up Nexus Repository Manager high availability clustering for production scale
Deploy a production-ready Nexus Repository Manager cluster with shared storage, load balancing, and automated failover for enterprise artifact management and zero-downtime operations.
Install and configure Deno for web development with systemd and reverse proxy
Deploy production-ready Deno web applications with automatic process management using systemd and secure SSL termination through Nginx reverse proxy configuration.
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