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 CockroachDB cluster with high availability and distributed SQL
databasesConfigure network interface monitoring with ICMP ping and connectivity testing
networkingInstall and configure PostgreSQL 17 with performance tuning and security hardening
databasesInstall and configure ArgoCD for GitOps continuous deployment with RBAC and SSL
devopsInstall and configure Loki for centralized log aggregation with Grafana integration
monitoringRecently published
Monitor MongoDB 8.0 performance with Prometheus and Grafana for real-time metrics and alerting
monitoringConfigure Prometheus Alertmanager with email notifications for production monitoring
monitoringOptimize ClickHouse performance for large datasets with advanced tuning and memory management
databasesConfigure HAProxy SSL termination with Let's Encrypt and security headers
networkingConfigure Apache HTTP Server clustering with mod_cluster and JBoss EAP for enterprise load balancing
hostingInstall 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.
Set up distributed tracing for Node.js and Python microservices with OpenTelemetry and Jaeger
Configure end-to-end distributed tracing across Node.js and Python microservices using OpenTelemetry instrumentation and Jaeger backend with Elasticsearch for centralized trace collection and analysis.
Implement OpenTelemetry distributed context propagation across microservices with automatic instrumentation
Set up comprehensive distributed tracing across microservices using OpenTelemetry with automatic context propagation, trace correlation headers, and framework-specific auto-instrumentation for Python, Java, and Node.js applications.
Implement FastAPI authentication with JWT and OAuth2 for secure API development
Build secure FastAPI applications with JWT token authentication and OAuth2 password bearer flows. Learn to implement role-based access control and protect API endpoints with production-ready security patterns.
Install and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications
Deploy production-ready FastAPI applications using Uvicorn ASGI server with systemd process management and Nginx reverse proxy. Configure SSL termination, load balancing, and comprehensive monitoring for high-performance Python web applications.
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