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
Networking
DNS, load balancing, VPN, TCP/IP, routing
DevOps
CI/CD, Docker, Kubernetes, automation
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 TimescaleDB with PostgreSQL for high-performance time-series data
databasesRecently 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
monitoringConfigure Consul Connect service mesh monitoring with distributed tracing
Set up comprehensive monitoring for Consul Connect service mesh with Prometheus metrics, Grafana dashboards, Jaeger distributed tracing, and Envoy proxy observability for production-grade service mesh operations.
Implement OpenResty rate limiting and DDoS protection with advanced Lua rules
Set up comprehensive rate limiting and DDoS protection for OpenResty using nginx directives, Redis-backed Lua middleware, and advanced security rules with monitoring and alerting.
Setup OpenResty load balancing with health checks and automatic failover
Configure OpenResty with upstream backend servers, implement health monitoring, and set up automatic failover for high availability load balancing.
Configure Jaeger authentication with OAuth2 and RBAC for enterprise security
Set up enterprise-grade authentication for Jaeger distributed tracing using OAuth2 with Keycloak integration and role-based access control policies for secure production deployments.
Setup Node.js error tracking with Sentry for production monitoring and debugging
Configure Sentry error tracking for Node.js applications with PM2 process management, automated error reporting, and production-ready alerting to catch and debug issues before they affect users.
Configure Istio security policies with external authorization services integration
Set up comprehensive Istio security policies with external authorization services, JWT validation, and RBAC integration for enterprise-grade service mesh security and compliance.
Implement Istio security scanning and vulnerability management for Kubernetes service mesh
Set up comprehensive security scanning and vulnerability management for Istio service mesh using Trivy, Falco, and security policies to protect Kubernetes workloads from threats and compliance violations.
Monitor Caddy and Consul integration with Prometheus and Grafana dashboards
Set up comprehensive monitoring for Caddy reverse proxy and Consul service discovery with Prometheus metrics collection and Grafana dashboards for performance insights and alerting.
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 Nginx Redis cluster caching for high availability and performance optimization
Set up Nginx with Redis cluster caching to achieve high availability and optimized performance. This advanced configuration includes cluster setup, failover testing, and performance tuning for production environments.
Implement NGINX Plus active health checks for enterprise environments
Configure NGINX Plus active health checks to automatically detect and remove unhealthy upstream servers, ensuring high availability and optimal load balancing for enterprise applications.
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.
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