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.

security Advanced

Integrate ClamAV cluster with file upload APIs for scalable malware scanning

Set up a clustered ClamAV deployment with REST API endpoints for automated malware scanning of file uploads. Configure load balancing, authentication, and monitoring for high-availability antivirus scanning in production environments.

45 min 4 distros 97 views
security Intermediate

Set up NGINX rate limiting and security headers for DDoS protection

Configure NGINX with comprehensive rate limiting zones, security headers, and DDoS protection rules to secure your web applications against malicious traffic and automated attacks.

25 min 4 distros 132 views
performance Advanced

Optimize OpenResty performance with advanced caching strategies and Lua optimization

Configure high-performance caching with Redis integration, implement microcaching strategies, and optimize Lua scripts for memory management in production OpenResty deployments.

45 min 4 distros 104 views
performance Advanced

Set up Varnish 7 cluster with load balancing across multiple backends

Configure a high-performance Varnish Cache 7 cluster with intelligent load balancing across multiple web servers, SSL termination, health monitoring, and shared cache synchronization for enterprise web acceleration.

45 min 4 distros 154 views
networking Intermediate

Configure keepalived with HAProxy backend health monitoring for high availability load balancing

Set up keepalived with HAProxy to create a high availability load balancer cluster with automatic failover, backend health monitoring, and VRRP protocol for seamless traffic distribution across multiple servers.

45 min 4 distros 155 views
performance Advanced

Configure NGINX HTTP/2 server push and connection multiplexing

Configure NGINX HTTP/2 server push and connection multiplexing to reduce page load times by up to 50% through proactive resource delivery and efficient connection reuse for high-performance web applications.

25 min 4 distros 223 views
performance Intermediate

Configure H2O HTTP/2 web server caching and compression optimization for high performance

Optimize H2O web server performance with advanced caching strategies, HTTP/2 compression, and production-grade tuning for high-traffic applications.

45 min 4 distros 179 views
hosting Intermediate

Integrate H2O with Let's Encrypt for automatic SSL certificates

Set up H2O HTTP/2 web server with automatic SSL certificate management using Let's Encrypt and certbot. Configure SSL termination, automatic renewal, and security hardening for production deployments.

30 min 4 distros 190 views
networking Advanced

Configure H2O HTTP/2 server load balancing with health checks and SSL termination

Set up H2O as a high-performance load balancer with HTTP/2 support, automated health monitoring, and SSL termination for production web applications.

45 min 4 distros 153 views
networking Advanced

Set up Linux network traffic shaping with tc and QoS for bandwidth management

Learn how to implement advanced network traffic control on Linux using tc (traffic control) and HTB (Hierarchical Token Bucket) queueing disciplines. This tutorial covers bandwidth limiting, QoS policies, and traffic prioritization for optimal network performance.

45 min 4 distros 159 views
networking Advanced

Set up HAProxy high availability with keepalived clustering for automatic failover

Configure HAProxy load balancer with keepalived VRRP clustering for automatic failover. Set up virtual IP failover, health checks, and monitor the cluster for production high availability.

45 min 4 distros 186 views
devops Advanced

Implement Airflow load balancing with Celery executor for high availability workflows

Set up Apache Airflow with Celery executor, Redis cluster backend, HAProxy load balancing, and auto-scaling workers for production-grade workflow orchestration with high availability.

45 min 4 distros 293 views

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