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
Setup Node.js error tracking with Sentry for production monitoring and debugging
monitoringImplement Node.js application monitoring with Prometheus metrics and Grafana dashboards
monitoringImplement OSPF multi-area design with FRRouting and advanced routing policies
networkingConfigure Istio security policies with external authorization services integration
securityImplement Docker network security with custom bridge networks and container isolation
securityConfigure Linux performance monitoring with collectd and InfluxDB 1.8 for real-time metrics collection
Set up comprehensive system monitoring using collectd to collect performance metrics and InfluxDB 1.8 as a time-series database backend. This tutorial covers installation, configuration, and retention policies for production monitoring environments.
Configure TimescaleDB continuous aggregates for real-time analytics with PostgreSQL optimization
Set up TimescaleDB continuous aggregates to automatically compute and maintain real-time materialized views for time-series data analytics. Configure refresh policies, optimize aggregate queries, and implement monitoring for production workloads.
Optimize Linux system performance with kernel parameters and system tuning
Learn production-grade Linux performance optimization through systematic kernel parameter tuning, memory management, I/O optimization, and network stack configuration to maximize system throughput and responsiveness.
Install and configure Jaeger for distributed tracing with Elasticsearch backend
Set up Jaeger distributed tracing system with Elasticsearch storage backend for microservices monitoring. Configure collector, query service, and UI with SSL security and performance optimization.
Install and configure Fluentd for centralized log collection with multi-format parsing
Set up Fluentd with td-agent for enterprise-grade log collection, custom parsers, and multi-destination routing. Configure SSL, performance optimization, and security hardening for production environments.
Install and configure Cilium CNI for Kubernetes with eBPF networking and security policies
Set up Cilium as your Kubernetes CNI plugin with advanced eBPF networking, load balancing, and network security policies. Includes Hubble observability for complete network visibility.
Install and configure Keycloak for enterprise authentication with clustering
Set up Keycloak as an enterprise identity provider with PostgreSQL backend, SSL encryption, and high availability clustering for OAuth2, OpenID Connect, and SAML authentication across your organization.
Install and configure ClickHouse for high-performance analytics with clustering
Set up ClickHouse OLAP database with clustering support for real-time analytics workloads. Configure distributed tables, security, SSL encryption, and monitoring for production environments.
Install and configure GitLab CE with CI/CD runners and backup automation
Set up a complete self-hosted GitLab CE instance with SSL encryption, Docker-based CI/CD runners, automated backup system, and security hardening for production workloads.
Install and configure Loki for centralized log aggregation with Grafana integration
Set up Loki and Promtail for centralized log aggregation with retention policies, storage optimization, and Grafana integration for comprehensive log monitoring and alerting.
Install and configure Fail2ban with advanced rules and email alerts
Set up Fail2ban intrusion prevention system with custom SSH, web server, and application protection rules. Configure email notifications and advanced filtering to automatically block malicious IP addresses based on log patterns.
Install and configure MinIO object storage with SSL and clustering
Set up MinIO as a distributed S3-compatible object storage cluster with SSL/TLS encryption and production-grade security. This tutorial covers installation, clustering, access policies, and monitoring for high-availability storage infrastructure.
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