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
Optimize MongoDB 8.0 performance with advanced indexing strategies and aggregation pipelines
databasesConfigure ClamAV cluster with Kubernetes deployment for high availability antivirus scanning
securityOptimize Elasticsearch 8 search performance with custom analyzers and field mappings
databasesConfigure CockroachDB SSL encryption and security hardening
securityConfigure MySQL backup monitoring with Prometheus alerts and Grafana dashboards
monitoringImplement Apache log analysis with GoAccess and ELK stack for real-time monitoring
Set up comprehensive Apache log monitoring with GoAccess for real-time analysis and ELK stack for centralized log processing, creating powerful Kibana dashboards for web server insights and automated alerting.
Implement OpenLiteSpeed WAF and DDoS protection with ModSecurity 3 and rate limiting
Set up comprehensive web application security for OpenLiteSpeed with ModSecurity 3 web application firewall, OWASP Core Rule Set for threat protection, and advanced rate limiting to defend against DDoS attacks and malicious traffic.
Configure OpenLiteSpeed load balancing with multiple backend servers
Set up OpenLiteSpeed as a reverse proxy and load balancer to distribute traffic across multiple backend application servers with health checks and automatic failover for high availability.
Implement Lighttpd 1.4 load balancing with multiple backend servers for high availability
Configure Lighttpd 1.4 with mod_proxy for load balancing across multiple backend web servers. Set up health checks, SSL termination, and failover mechanisms for production environments.
Configure Caddy 2 with Docker containers and automatic SSL certificates
Set up Caddy 2 as a reverse proxy using Docker with automatic Let's Encrypt SSL certificates. Deploy containerized web applications behind Caddy with zero-downtime SSL management and built-in load balancing.
Implement log-based monitoring and alerting with Grafana and Loki
Set up comprehensive log aggregation with Loki, centralized visualization with Grafana dashboards, and automated alerting rules for proactive incident response across your infrastructure.
Configure Apache reverse proxy and load balancing for high availability
Set up Apache as a reverse proxy with load balancing across multiple backend servers. Configure health checks, SSL termination, and failover for production high availability deployments.
Configure centralized logging with rsyslog and logrotate for system monitoring and log management
Set up a centralized logging system using rsyslog server to collect logs from multiple clients, implement TLS encryption for secure transmission, and configure logrotate for automated log rotation and management.
Configure Apache Airflow DAG performance optimization best practices
Optimize Apache Airflow DAGs for production with parallelism tuning, resource allocation strategies, and performance monitoring. Learn executor configuration, task dependency optimization, and troubleshooting techniques for high-throughput workflows.
Set up Apache Airflow performance monitoring with DataDog agent integration and custom dashboards
Configure comprehensive Apache Airflow monitoring using DataDog agent to track DAG performance, task execution metrics, and resource utilization with custom dashboards and automated alerting for production workflow management.
Implement Airflow load balancing with Celery executor for high availability workflows
Set up Apache Airflow with Celery executor, Redis cluster backend, HAProxy load balancing, and auto-scaling workers for production-grade workflow orchestration with high availability.
Set up Kafka Connect cluster with high availability and load balancing
Configure a production-ready Kafka Connect cluster with multiple worker nodes, HAProxy load balancing, and Prometheus monitoring. Includes distributed configuration, shared storage setup, and comprehensive health checks for reliable data pipeline processing.
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