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
Firewalls, hardening, encryption, access control
Performance
Caching, optimization, profiling, load testing
Databases
MySQL, PostgreSQL, Redis, backups, replication
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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 Ollama for local AI models on Linux servers
devopsInstall and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications
hostingInstall and configure Uptime Kuma for website monitoring with SSL and email alerts
monitoringRecently published
Configure Consul Connect service mesh monitoring with distributed tracing
monitoringConfigure Kubernetes RBAC with service accounts and cluster roles for secure access control
devopsImplement Deno microservices architecture with service discovery and load balancing
devopsImplement Kubernetes security scanning with Falco and OPA Gatekeeper for runtime protection
securityConfigure OpenTelemetry custom metrics for application monitoring with Prometheus and Grafana
monitoringIntegrate 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.
Setup Caddy automatic SSL certificates with Let's Encrypt and DNS challenges
Configure Caddy 2 web server with automatic SSL certificate provisioning using Let's Encrypt and DNS challenge authentication for secure HTTPS automation.
Setup NGINX SSL certificates with PM2 clustering for Node.js applications
Configure NGINX as a reverse proxy with SSL certificates and load balancing for PM2 clustered Node.js applications. Set up automatic SSL certificate management with Let's Encrypt, implement health checks, and optimize performance for production environments.
Configure Apache SSL hardening with perfect forward secrecy and modern security protocols
Harden Apache HTTP server with modern SSL/TLS configuration, perfect forward secrecy cipher suites, and security headers to protect against common web vulnerabilities and ensure compliance with security standards.
Configure ClamAV cluster with Kubernetes deployment for high availability antivirus scanning
Deploy a distributed ClamAV antivirus cluster on Kubernetes with persistent storage, load balancing, and monitoring for enterprise-grade threat detection and scanning.
Setup FastAPI email verification and password reset functionality with Redis and PostgreSQL
Build secure user authentication with email verification and password reset features in FastAPI using Redis for session management and PostgreSQL for user storage.
Implement Alertmanager high availability clustering with automatic failover and load balancing
Set up a production-grade Alertmanager cluster with gossip protocol for high availability, automatic failover, and load balancing. Ensure your monitoring alerts remain operational even when individual nodes fail.
Setup Tomcat SSL certificates with Let's Encrypt automation
Configure Apache Tomcat 11 with automated SSL certificate management using Let's Encrypt and Certbot. Set up HTTPS connector, Java keystore integration, and automatic certificate renewal for production environments.
Implement Tomcat application monitoring with JMX and Grafana dashboards
Set up comprehensive Apache Tomcat 10 monitoring using JMX metrics, Prometheus JMX Exporter, and Grafana dashboards to track application performance, memory usage, and request metrics in real-time.
Implement Nginx SSL certificate automation with Let's Encrypt using Certbot
Set up automated SSL certificate management for Nginx using Let's Encrypt and Certbot. Configure automatic certificate renewal, implement SSL security hardening, and monitor certificate health for production websites.
Configure Node.js SSL certificates and HTTPS security hardening for production servers
Set up production-grade SSL/TLS encryption for Node.js applications with certificate management, secure cipher suites, and comprehensive security headers including HSTS implementation.
Implement Node.js application monitoring with Prometheus metrics collection and Grafana dashboards
Set up comprehensive Node.js application monitoring with Prometheus metrics collection, custom performance tracking, and Grafana dashboards for real-time observability and alerting.
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