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 Uptime Kuma for website monitoring with SSL and email alerts
monitoringInstall and configure Caddy web server with automatic HTTPS and reverse proxy
hostingInstall and configure TimescaleDB with PostgreSQL for high-performance time-series data
databasesInstall and configure Ollama for local AI models on Linux servers
devopsRecently published
Configure Logstash 8 security pipelines with threat intelligence enrichment
monitoringConfigure Ansible Vault integration with HashiCorp Vault for secrets management
devopsImplement Thanos Ruler for distributed alerting and recording rules across Prometheus clusters
monitoringSet up Thanos Query and Compactor for distributed metrics querying
monitoringConfigure Kubernetes network monitoring with Hubble and Cilium for traffic visibility
monitoringOptimize NGINX performance with microcaching and worker tuning for high-traffic websites
Configure NGINX for high-traffic websites with microcaching for dynamic content, optimized worker processes, buffer tuning, and compression. Learn to monitor cache performance and troubleshoot memory usage.
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.
Configure Linux kernel parameters for container workloads with sysctl optimization
Configure Linux kernel parameters for optimal container performance with sysctl tuning. This guide covers memory management, network stack optimization, file descriptor limits, and security parameters for Docker and Podman workloads.
Configure ClamAV antivirus scanning with automated threat detection and email alerts
Set up ClamAV daemon for real-time malware detection with automated scanning schedules, email notifications for threats, and optimized performance settings for production servers.
Optimize Redis 7 memory usage and performance with advanced configuration tuning
Learn to optimize Redis 7 memory consumption and performance through advanced configuration tuning, including eviction policies, compressed data structures, active defragmentation, and comprehensive monitoring techniques.
Install and configure Gunicorn application server with systemd and reverse proxy for Python web applications
Deploy Python web applications in production using Gunicorn WSGI server with systemd service management and Nginx reverse proxy. Includes performance tuning, security hardening, and monitoring setup.
Optimize PostgreSQL connection pooling with PgBouncer for high-traffic applications
Learn to configure PgBouncer connection pooling to optimize PostgreSQL performance, reduce connection overhead, and handle thousands of concurrent database connections efficiently in production environments.
Install and configure OpenResty web server with Lua scripting and performance optimization
Set up OpenResty as a high-performance web server and API gateway with embedded Lua scripting capabilities, SSL certificates, and advanced caching optimization for production workloads.
Configure Linux CPU and process scheduling with systemd and nice priorities for workload optimization
Learn to optimize Linux workloads by configuring CPU scheduling policies, setting process priorities with nice and ionice commands, and implementing systemd service limits for better resource allocation and performance.
Optimize HAProxy performance with connection pooling and advanced load balancing algorithms
Configure HAProxy with connection pooling, advanced load balancing algorithms, and performance tuning for high-throughput workloads. Learn to implement least-conn, URI hashing, and buffer optimization.
Install and configure OpenLiteSpeed web server with SSL and PHP for high-performance hosting
Set up OpenLiteSpeed web server with SSL certificates, PHP LSAPI, and built-in caching for superior performance compared to Apache and Nginx. Includes security hardening and monitoring configuration.
Optimize Apache HTTP server performance with caching, compression and worker tuning
Boost Apache performance through worker MPM optimization, compression modules, and intelligent caching strategies. Achieve 3-5x performance improvements for high-traffic production workloads.
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