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
Implement HAProxy WAF integration with ModSecurity 3 for advanced threat protection
securityConfigure PostgreSQL 17 SSL encryption and certificate-based authentication
databasesSet up HAProxy SSL termination with Let's Encrypt certificates
networkingConfigure HAProxy with Consul for dynamic service discovery
networkingConfigure PostgreSQL 17 connection pooling with PgBouncer for high availability
databasesImplement MinIO data lifecycle management and automated archival with S3 retention policies
Configure MinIO lifecycle policies to automatically transition and expire objects based on age and storage class. Set up intelligent tiering and automated archival to optimize storage costs and compliance with data retention requirements.
Configure MinIO high availability clustering for production with multi-node setup and automatic failover
Set up a production-ready MinIO cluster with multiple nodes, erasure coding, and automatic failover. This tutorial covers distributed mode configuration, load balancing with SSL termination, and health monitoring for enterprise object storage.
Implement MinIO security hardening with IAM policies and audit logging
Secure your MinIO object storage with comprehensive IAM policies, role-based access control, and audit logging for compliance monitoring. This tutorial covers user management, policy creation, and security validation for production environments.
Setup Elasticsearch monitoring with Metricbeat and Kibana dashboards
Monitor your Elasticsearch cluster performance with Metricbeat for comprehensive metrics collection and visualization through pre-built Kibana dashboards. This tutorial covers installation, configuration, and automated alerting.
Monitor Kubernetes clusters with Prometheus and Grafana for container orchestration insights
Set up comprehensive Kubernetes monitoring using the Prometheus Operator and Grafana with persistent storage, RBAC, ServiceMonitors, and custom dashboards for complete cluster observability.
Implement Elasticsearch 8 index lifecycle management and retention policies
Configure automated index lifecycle management (ILM) policies in Elasticsearch 8 to optimize storage, performance, and data retention. Learn to set up hot-warm-cold architectures with automatic rollover and deletion based on age and size criteria.
Install and configure ArgoCD for GitOps continuous deployment with RBAC and SSL
Set up ArgoCD on Kubernetes with SSL certificates, RBAC user management, and high availability for production GitOps continuous deployment workflows.
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