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 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 TimescaleDB with PostgreSQL for high-performance time-series data
databasesInstall and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications
hostingRecently 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
monitoringImplement Linux security hardening with CIS benchmarks and automated compliance scanning
Harden your Linux systems using CIS benchmarks with automated compliance scanning and continuous monitoring. Learn to implement security controls for filesystem permissions, user authentication, network policies, and maintain ongoing compliance with industry standards.
Configure Linux text editors with vim and nano for system administration
Learn to configure vim and nano text editors for efficient Linux system administration. Master keyboard shortcuts, create custom .vimrc configurations, and choose the right editor for different tasks.
Configure Linux process monitoring with top, htop, and btop for system performance analysis
Master Linux process monitoring using top, htop, and btop to analyze system performance, identify resource bottlenecks, and troubleshoot performance issues in production environments.
Configure Linux system services with systemctl and service management
Learn to manage Linux system services with systemctl commands, enable services on boot, create custom service files, and troubleshoot service failures with journalctl for reliable system administration.
Configure shell aliases and functions for development productivity
Set up custom shell aliases and functions to streamline your development workflow, reduce typing, and boost terminal productivity with reusable commands and automation shortcuts.
Configure Linux user and group management with sudo access control
Learn to create and manage Linux users and groups with proper sudo access control, security hardening, and monitoring. This comprehensive guide covers account creation, group membership management, sudo configuration, and security best practices for production environments.
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