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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Install and configure Deno for web development with systemd and reverse proxy

hosting
9,936

Install and configure Uptime Kuma for website monitoring with SSL and email alerts

monitoring
5,662

Install and configure Caddy web server with automatic HTTPS and reverse proxy

hosting
4,702

Install and configure TimescaleDB with PostgreSQL for high-performance time-series data

databases
4,117

Install and configure Ollama for local AI models on Linux servers

devops
4,080

Recently published

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases
1 周前

Set up HAProxy SSL termination with Let's Encrypt certificates

networking
1 周前

Configure HAProxy with Consul for dynamic service discovery

networking
2 周前

Configure PostgreSQL 17 connection pooling with PgBouncer for high availability

databases
2 周前

Configure Kubernetes secrets management with External Secrets Operator and HashiCorp Vault

devops
3 周前
"crontab" × Clear all
performance Advanced

Implement Nginx Redis cluster caching for high availability

Set up a Redis cluster with Nginx caching for high availability and improved performance. This configuration provides distributed caching with automatic failover and enhanced scalability for production web applications.

45 min 4 distros 1,313 views
networking Intermediate

Configure NGINX load balancing with health checks and automatic failover

Set up NGINX as a load balancer with upstream servers, active health checks, and automatic failover capabilities. This tutorial covers round-robin, least-connections, and IP-hash load balancing methods with real-time backend monitoring.

25 min 4 distros 1,366 views
security Intermediate

Configure 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.

35 min 4 distros 1,254 views
networking Beginner

Configure network interface monitoring with ICMP ping and connectivity testing

Set up automated network connectivity monitoring using ICMP ping tests with email alerts for interface failures. Create comprehensive network health checks and reporting for production systems.

45 min 6 distros 1,791 views
linux Beginner

Configure Linux cron jobs and system task scheduling with best practices

Learn to configure cron jobs and systemd timers for automated task scheduling on Linux systems with proper logging, security, and troubleshooting techniques.

25 min 6 distros 1,633 views
networking Beginner

Set up network interface monitoring with SNMP and basic traffic analysis

Learn how to install and configure SNMP daemon for network interface monitoring, implement basic traffic analysis with automated alerting, and create monitoring scripts with cron jobs for continuous network performance tracking.

25 min 6 distros 1,462 views
databases Beginner

Install and configure MariaDB 11.6 with performance optimization and security hardening

Set up MariaDB 11.6 as a high-performance MySQL alternative with InnoDB optimization, SSL encryption, automated backups, and comprehensive security hardening for production environments.

45 min 6 distros 1,428 views
linux Beginner

Configure Linux environment variables and PATH management for development workflows

Learn how to properly configure Linux environment variables and manage your PATH for development workflows. This guide covers temporary and persistent variables, user vs system-wide configuration, and troubleshooting common issues across Ubuntu, Debian, AlmaLinux, Rocky Linux, and Fedora.

20 min 6 distros 1,123 views
networking Intermediate

Configure network traffic shaping with tc and HTB for bandwidth management and QoS

Set up hierarchical token bucket (HTB) traffic shaping with tc to control bandwidth allocation, prioritize network traffic, and implement quality of service policies for optimal network performance.

45 min 6 distros 1,823 views
linux Intermediate

Configure Linux user session limits with systemd and pam_limits for resource management

Set up comprehensive user session resource limits using systemd and PAM to prevent resource exhaustion, fix 'too many open files' errors, and enforce memory, CPU, and process restrictions for better system stability.

25 min 6 distros 1,971 views
linux Intermediate

Configure Linux log rotation with logrotate and compression for system maintenance

Master log rotation with logrotate to manage disk space efficiently. Configure custom rotation policies, compression settings, and automated cleanup for applications and system logs.

25 min 6 distros 1,468 views
hosting Intermediate

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.

25 min 6 distros 3,687 views

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