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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Configure Linux system time synchronization with chrony and NTP hardening

linux
906

Install and configure Caddy web server with automatic HTTPS and reverse proxy

hosting
783

Install and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications

hosting
780

Set up Node.js application security with Helmet and rate limiting

security
760

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
740

Recently published

Monitor ScyllaDB cluster with Prometheus and Grafana for comprehensive performance tracking

monitoring
11 seconds ago

Monitor Jetty performance with JMX and Grafana dashboards

monitoring
5 hours ago

Configure FRRouting route maps and prefix lists for advanced routing policies

networking
10 hours ago

Configure Jetty clustering and session replication for high availability

hosting
19 hours ago

Configure Cherokee web server with MySQL database optimization and performance tuning

hosting
1 day ago
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devops Advanced

Configure Istio security policies with mutual TLS and authorization for Kubernetes service mesh

Configure mutual TLS authentication and authorization policies in Istio service mesh for secure microservices communication. This tutorial covers PeerAuthentication, AuthorizationPolicy, and RBAC configuration for production Kubernetes environments.

45 min 4 distros 190 views
databases Intermediate

Configure MongoDB 8.0 backup automation with systemd timers and compression

Set up automated MongoDB 8.0 backups with systemd timers, compression, and retention policies. Includes monitoring and alerting for backup failures across Ubuntu, Debian, AlmaLinux, and Rocky Linux systems.

45 min 4 distros 183 views
monitoring Intermediate

Monitor Kubernetes clusters with Prometheus and Grafana for container orchestration insights

Set up comprehensive Kubernetes monitoring using the Prometheus Operator and Grafana with persistent storage, RBAC, ServiceMonitors, and custom dashboards for complete cluster observability.

45 min 4 distros 284 views
hosting Intermediate

Configure Deno WebSocket connections for real-time applications with clustering and production deployment

Set up production-ready Deno WebSocket servers with authentication, clustering, and load balancing for real-time applications. Complete with systemd service configuration and NGINX reverse proxy setup.

45 min 4 distros 320 views
hosting Advanced

Configure NGINX reverse proxy with advanced caching and load balancing

Set up NGINX as a high-performance reverse proxy with Redis-backed caching, multiple load balancing algorithms, SSL termination, and comprehensive monitoring for production environments.

45 min 4 distros 249 views
security Intermediate

Implement Deno JWT authentication with OAuth2 integration for secure API development

Set up production-grade JWT authentication middleware in Deno with OAuth2 provider integration and role-based access control. Learn to secure API endpoints with proper token validation, user management, and enterprise-ready authentication flows.

45 min 4 distros 368 views
performance Advanced

Configure Varnish cache invalidation with automated purging strategies for high-performance web acceleration

Learn to configure advanced Varnish VCL for cache invalidation, implement PURGE and BAN strategies, and set up automated cache tagging for optimal performance. Master selective invalidation techniques and monitoring for production-grade web acceleration.

45 min 4 distros 373 views
devops Advanced

Setup Apache Airflow cluster with Kubernetes Executor for auto-scaling workflows

Deploy production-grade Apache Airflow with Kubernetes Executor for dynamic workflow scaling. Configure PostgreSQL backend, RBAC authentication, and auto-scaling policies with Prometheus monitoring integration.

45 min 4 distros 246 views
devops Advanced

Set up Istio multi-cluster service mesh with cross-cluster communication

Deploy and configure Istio across multiple Kubernetes clusters with secure cross-cluster communication, shared service discovery, and unified traffic management for distributed microservices architecture.

45 min 4 distros 277 views
devops Advanced

Configure Kubernetes network policies with Calico CNI for microsegmentation and security enforcement

Learn to implement advanced network security in Kubernetes using Calico CNI. Configure namespace-based microsegmentation, application-level policies, and comprehensive monitoring for enterprise-grade cluster protection.

45 min 4 distros 285 views
security Advanced

Implement Jaeger security with TLS encryption and authentication for distributed tracing

Secure your Jaeger distributed tracing infrastructure with TLS encryption, JWT-based authentication, and RBAC policies. This tutorial covers certificate generation, collector/query service encryption, and UI authentication through reverse proxy integration.

45 min 4 distros 367 views
performance Advanced

Implement NGINX Lua scripting for advanced caching logic with OpenResty

Configure OpenResty with Lua scripting for advanced caching strategies including dynamic cache keys, intelligent TTL management, and conditional cache invalidation based on business logic.

45 min 4 distros 456 views

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