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 Uptime Kuma for website monitoring with SSL and email alerts
monitoringRecently published
Monitor Kubernetes network policies with Prometheus and Grafana for enhanced cluster security
monitoringSet up CockroachDB backup and disaster recovery automation with systemd timers and monitoring
databasesConfigure Kubernetes RBAC with service accounts and role bindings for secure cluster access control
devopsConfigure Prometheus Alertmanager with Slack integration for team notifications
monitoringSet up GitLab CI/CD with Kubernetes runners for scalable deployments
devopsConfigure HAProxy multi-site SSL termination with SNI for secure load balancing
Set up HAProxy to handle SSL certificates for multiple domains using Server Name Indication (SNI), enabling secure HTTPS traffic termination and load balancing across different backend services.
Monitor MongoDB 8.0 performance with Prometheus and Grafana for real-time metrics and alerting
Set up comprehensive MongoDB performance monitoring using Prometheus metrics collection and Grafana dashboards with alerting rules for database health, connection pools, and query performance.
Configure Prometheus Alertmanager with email notifications for production monitoring
Set up Prometheus Alertmanager to send email notifications when your systems trigger alerts. This tutorial covers SMTP configuration, alert routing rules, and email template customization for production monitoring workflows.
Install and configure Waitress WSGI server with SSL certificates for Python web applications
Deploy production-ready Python web applications using Waitress WSGI server with SSL certificates, systemd service management, and reverse proxy configuration for Flask and Django applications.
Install and configure Tengine web server with SSL certificates and performance optimization
Install Tengine web server from source and packages, configure virtual hosts with SSL certificates, and optimize performance with dynamic upstream health checks and security hardening.
Install and configure Hypercorn ASGI server with systemd and reverse proxy for Python web applications
Deploy Python ASGI applications with Hypercorn server, systemd service management, and Nginx reverse proxy for production environments. Complete setup with SSL termination and performance optimization.
Install and configure uWSGI application server with Nginx reverse proxy for Python web applications
Set up a production-ready Python web application stack with uWSGI as the WSGI server and Nginx as a reverse proxy. Includes SSL certificate setup, systemd service configuration, and troubleshooting guide for Django and Flask deployments.
Install and configure Go web applications with systemd and reverse proxy
Deploy Go web applications in production with systemd service management, NGINX reverse proxy with SSL termination, and comprehensive logging for monitoring and maintenance.
Install and configure Bun JavaScript runtime with systemd and reverse proxy
Deploy Bun JavaScript runtime on Linux with automatic service management through systemd and secure SSL reverse proxy configuration with Nginx for production applications.
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.
Set up Grafana Enterprise SSO authentication with LDAP, SAML, and OAuth2 integration
Configure Grafana Enterprise with comprehensive single sign-on authentication supporting LDAP, SAML, and OAuth2 providers. Set up role-based access control with automated team mapping and user provisioning for enterprise environments.
Set up ELK stack alerting with Watcher and email notifications for monitoring and incident response
Configure Elasticsearch Watcher to monitor log data and automatically send email alerts when critical system events occur. Create sophisticated alert conditions, manage email notification templates, and set up automated incident response workflows.
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