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
Configure MongoDB sharding with zone-based data distribution for geographic workloads
databasesConfigure Kubernetes secrets management with Vault integration for secure container orchestration
devopsImplement Alertmanager high availability clustering with automatic failover and load balancing
monitoringMonitor Kubernetes network policies with Prometheus and Grafana for enhanced cluster security
monitoringSet up CockroachDB backup and disaster recovery automation with systemd timers and monitoring
databasesConfigure Ansible dynamic inventory for AWS, Azure, and GCP with automated discovery
Set up Ansible dynamic inventory plugins for AWS EC2, Azure, and Google Cloud Platform to automatically discover and manage cloud resources. This tutorial covers authentication, filtering, and unified inventory management across multiple cloud providers.
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.
Setup Apache Airflow cluster with Kubernetes Executor for auto-scaling workflows
Deploy production-grade Apache Airflow with Kubernetes Executor for dynamic workflow scaling. Configure PostgreSQL backend, RBAC authentication, and auto-scaling policies with Prometheus monitoring integration.
Implement HAProxy SSL termination with Let's Encrypt certificates for secure load balancing
Configure HAProxy to handle SSL termination with automated Let's Encrypt certificates, enabling secure HTTPS load balancing across multiple backend servers. This setup reduces CPU load on backend servers while providing centralized SSL certificate management.
Configure PostgreSQL 17 streaming replication for high availability with automatic failover
Set up PostgreSQL 17 streaming replication between primary and replica servers with pg_auto_failover for automated high availability. This tutorial covers complete configuration from authentication to monitoring and maintenance procedures.
Implement HAProxy rate limiting and DDoS protection with advanced security rules
Configure HAProxy with comprehensive rate limiting, connection throttling, and DDoS protection using stick tables, ACLs, and advanced security rules to protect your applications from malicious traffic and ensure service availability.
Monitor Consul with Prometheus and Grafana for service discovery observability
Set up comprehensive monitoring for HashiCorp Consul using Prometheus metrics collection and Grafana dashboards. Configure telemetry export, alerting rules, and visualization for service discovery health and performance.
Configure ScyllaDB backup and restore with automation
Set up automated daily backups for ScyllaDB with monitoring, restore procedures, and retention policies. Includes snapshot management, S3 storage integration, and comprehensive alerting for production NoSQL environments.
Configure MinIO backup and disaster recovery with automated snapshots and replication
Configure comprehensive backup and disaster recovery for MinIO object storage with automated snapshots, cross-site replication, and encryption. Implement production-ready backup strategies to protect critical data and ensure business continuity.
Implement Consul ACL security and encryption for production deployments
Configure Consul's Access Control List (ACL) system with bootstrap tokens, implement TLS encryption for client-server communication, and enable gossip encryption to secure your Consul cluster for production environments with comprehensive authentication and authorization.
Configure Prometheus long-term storage with Thanos for unlimited data retention
Deploy Thanos components with Prometheus to achieve unlimited data retention using object storage. This advanced setup enables querying years of historical metrics while maintaining high availability and reducing local storage costs.
Setup remote backup storage with S3-compatible encryption and automated retention policies
Configure secure, encrypted backup storage using S3-compatible providers with automated retention policies, client-side GPG encryption, and monitoring scripts for reliable data protection.
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