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 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
monitoringConfigure Linux audit logging for security compliance and monitoring
Set up comprehensive audit logging with auditd daemon to track file system changes, process execution, and network connections for security compliance and forensic analysis.
Monitor system resources with Netdata real-time performance dashboard
Set up Netdata for comprehensive real-time monitoring of CPU, memory, disk, and network resources with a web-based dashboard, email alerts, and customizable thresholds.
Set up SonarQube branch analysis with pull request decoration for enhanced code quality workflows
Configure SonarQube Developer Edition with branch analysis capabilities and pull request decoration for GitHub and GitLab. Implement automated code quality checks in CI/CD pipelines with comprehensive branch coverage and merge request feedback.
Configure Ansible AWX 24.6 for enterprise automation with RBAC and inventory management
Deploy Ansible AWX 24.6 with Docker Compose, PostgreSQL backend, and enterprise-grade RBAC. Set up dynamic inventory management with multiple sources and implement automated job workflows with notifications for production environments.
Set up Prometheus and Grafana monitoring stack with Docker compose
Deploy a complete Prometheus and Grafana monitoring stack using Docker Compose with persistent storage, custom dashboards, and alerting rules for production monitoring.
Implement Ansible testing with Molecule and TestInfra for infrastructure automation validation
Set up comprehensive testing for Ansible playbooks using Molecule framework and TestInfra validation. Create automated test scenarios, integrate with CI/CD pipelines, and ensure infrastructure code reliability in production environments.
Install and configure ArgoCD for GitOps continuous deployment with RBAC and SSL
Set up ArgoCD on Kubernetes with SSL certificates, RBAC user management, and high availability for production GitOps continuous deployment workflows.
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