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 CockroachDB cluster with high availability and distributed SQL
databasesConfigure network interface monitoring with ICMP ping and connectivity testing
networkingInstall and configure PostgreSQL 17 with performance tuning and security hardening
databasesInstall and configure ArgoCD for GitOps continuous deployment with RBAC and SSL
devopsInstall and configure Loki for centralized log aggregation with Grafana integration
monitoringRecently published
Monitor MongoDB 8.0 performance with Prometheus and Grafana for real-time metrics and alerting
monitoringConfigure Prometheus Alertmanager with email notifications for production monitoring
monitoringOptimize ClickHouse performance for large datasets with advanced tuning and memory management
databasesConfigure HAProxy SSL termination with Let's Encrypt and security headers
networkingConfigure Apache HTTP Server clustering with mod_cluster and JBoss EAP for enterprise load balancing
hostingConfigure Apache HTTP/2 with performance optimization and modern security headers
Enable HTTP/2 protocol in Apache with SSL/TLS encryption, implement advanced performance optimization settings including compression and caching, and configure modern security headers for production deployments.
Configure Cherokee web server reverse proxy and load balancing with SSL
Set up Cherokee web server with reverse proxy capabilities, load balancing across backend servers, and SSL encryption for high-performance production environments.
Configure MariaDB 11.6 master-slave replication with SSL encryption and automatic failover
Set up production-grade MariaDB master-slave replication with SSL/TLS encryption for secure data transmission and MaxScale for automatic failover and load balancing.
Setup Caddy with Consul service discovery for dynamic load balancing
Configure Caddy web server to automatically discover backend services through Consul, enabling dynamic load balancing without manual configuration updates. This setup provides high availability and automatic failover for microservices architectures.
Deploy Deno applications with Docker containers and production optimization
Learn how to containerize Deno applications with Docker using multi-stage builds, security hardening, and production-ready configuration. This tutorial covers creating optimized Dockerfiles, implementing proper caching strategies, and deploying with Docker Compose for scalable web applications.
Configure Node.js application clustering with PM2 and load balancing
Set up PM2 clustering to scale Node.js applications across CPU cores with NGINX load balancing. Monitor performance and optimize resource utilization for high-traffic production workloads.
Implement FastAPI authentication with JWT and OAuth2 for secure API development
Build secure FastAPI applications with JWT token authentication and OAuth2 password bearer flows. Learn to implement role-based access control and protect API endpoints with production-ready security patterns.
Setup Tomcat 10 clustering with HAProxy load balancing for high availability
Configure Apache Tomcat 10 clustering with HAProxy load balancing to distribute traffic across multiple application server instances. Implement session replication and automatic failover for production-grade Java web applications with high availability and zero-downtime deployments.
Set up Node.js application security with Helmet and rate limiting
Secure your Node.js Express applications against common vulnerabilities with Helmet.js middleware and implement rate limiting to prevent abuse and DDoS attacks.
Configure Nginx Redis caching with SSL authentication and security hardening
Set up high-performance Nginx caching with Redis backend using SSL/TLS encryption and authentication. This tutorial covers Redis 7 SSL configuration, Nginx cache module setup, and comprehensive security hardening for production environments.
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.
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.
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