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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Most viewed

Configure Linux system time synchronization with chrony and NTP hardening

linux
866

Set up Node.js application security with Helmet and rate limiting

security
744

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

hosting
724

Install and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications

hosting
719

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
713

Recently published

Configure ModSecurity machine learning anomaly detection for automated threat protection

security
33 minutes ago

Configure NGINX HTTP/2 server push and connection multiplexing

performance
37 minutes ago

Configure NGINX SSL certificate automation with Certbot and renewal monitoring

hosting
38 minutes ago

Monitor FastAPI applications with Prometheus and Grafana for production observability

monitoring
40 minutes ago

Configure logrotate with Elasticsearch and Kibana integration for automated log management

monitoring
5 hours ago
"storage" × Clear all
networking Advanced

Set up OpenVPN high availability cluster with automatic failover and load balancing

Build a production-ready OpenVPN high availability cluster using keepalived for automatic failover and HAProxy for load balancing across multiple OpenVPN servers.

90 min 4 distros 236 views
security Advanced

Configure ClickHouse users and RBAC for production environments with authentication and access control

Secure your ClickHouse deployment with proper user authentication, role-based access control, and production-grade security policies. Learn to create users, manage roles, implement quota systems, and monitor access patterns for enterprise environments.

45 min 4 distros 296 views
databases Intermediate

Implement automated ClickHouse backups with S3 storage and monitoring

Set up automated backup solutions for ClickHouse databases with S3 storage, retention policies, and monitoring alerts. This tutorial covers backup tool installation, S3 configuration, scheduling with systemd timers, and health monitoring.

45 min 4 distros 204 views
security Intermediate

Implement Deno JWT authentication with OAuth2 integration for secure API development

Set up production-grade JWT authentication middleware in Deno with OAuth2 provider integration and role-based access control. Learn to secure API endpoints with proper token validation, user management, and enterprise-ready authentication flows.

45 min 4 distros 352 views
devops Intermediate

Configure Ansible dynamic inventory for AWS, Azure, and GCP with automated discovery

Set up Ansible dynamic inventory plugins for AWS EC2, Azure VMs, and Google Cloud instances with automated discovery, credential management, and performance optimization across multiple cloud providers.

45 min 4 distros 265 views
security Intermediate

Implement encryption for Consul backups using GPG with automated snapshots and secure storage

Learn to create encrypted Consul backups using GPG encryption with automated snapshot scripts, secure key management, and remote storage integration for production disaster recovery.

45 min 4 distros 294 views
databases Advanced

Backup and restore Redis Sentinel cluster data with automated strategies and monitoring

Learn to implement production-grade backup and restore procedures for Redis Sentinel clusters with automated scheduling, point-in-time recovery, and comprehensive monitoring to ensure data durability and business continuity.

45 min 4 distros 196 views
monitoring Intermediate

Implement custom Prometheus exporters for application metrics collection and monitoring

Build production-grade custom Prometheus exporters in Python and Go to collect application-specific metrics. Learn exporter architecture, metric types, systemd deployment, and Prometheus integration for comprehensive application monitoring.

45 min 4 distros 302 views
devops Advanced

Implement Apache Spark 3.5 cluster with YARN and HDFS for distributed computing

Set up a production-grade Apache Spark 3.5 cluster with YARN resource management and HDFS distributed storage for scalable big data processing. This tutorial covers multi-node Hadoop cluster configuration, YARN integration, and monitoring setup.

45 min 4 distros 264 views
databases Advanced

Set up MariaDB Galera Cluster 11.6 for multi-master replication with automatic failover

Configure a production-ready MariaDB Galera cluster with three nodes for multi-master replication, automatic failover, and SSL encryption. Includes HAProxy load balancing and comprehensive monitoring for high availability database operations.

45 min 4 distros 484 views
security Intermediate

Implement Apache web application firewall with ModSecurity 3 and OWASP Core Rule Set

Deploy ModSecurity 3 as an Apache module with OWASP Core Rule Set to protect web applications from common attacks. Configure real-time logging, custom rules, and automated threat detection for production environments.

45 min 4 distros 374 views
databases Advanced

Implement TimescaleDB backup strategies and point-in-time recovery with automated failover

Configure comprehensive TimescaleDB backup solutions with continuous WAL archiving, automated point-in-time recovery procedures, and monitoring systems to ensure data protection and business continuity.

45 min 4 distros 182 views

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