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
Implement Deno microservices architecture with service discovery and load balancing
devopsImplement Kubernetes security scanning with Falco and OPA Gatekeeper for runtime protection
securityConfigure OpenTelemetry custom metrics for application monitoring with Prometheus and Grafana
monitoringConfigure Jaeger with Elasticsearch backend security and encryption
monitoringSetup ScyllaDB backup validation and automated restore testing
databasesImplement Grafana high availability clustering with PostgreSQL backend and load balancing
Set up a production-ready Grafana high availability cluster with PostgreSQL shared database backend and HAProxy load balancing for enterprise monitoring infrastructure with automatic failover.
Implement Airflow DAG security scanning with Bandit and safety checks
Set up automated security scanning for Apache Airflow DAGs using Bandit for Python code analysis and Safety for vulnerability detection. Configure pre-commit hooks and CI/CD integration for continuous security monitoring.
Configure Consul Connect with Kubernetes integration for secure service mesh communication
Set up Consul Connect as a service mesh on Kubernetes with Helm, enabling automatic mTLS encryption, service discovery, and traffic routing between microservices for secure inter-service communication.
Configure Apache Airflow data lineage tracking with OpenLineage for comprehensive workflow observability
Set up OpenLineage with Apache Airflow to track data lineage across workflows, providing comprehensive observability into data transformations, dependencies, and quality issues in production environments.
Configure Istio distributed tracing with Jaeger and Zipkin for comprehensive microservices observability
Set up comprehensive distributed tracing in your Istio service mesh using both Jaeger and Zipkin backends. Configure telemetry collection, trace sampling, and monitoring dashboards for full microservices observability.
Configure Kubernetes Pod Security Standards with admission controllers for policy enforcement
Learn how to implement Kubernetes Pod Security Standards using built-in admission controllers and OPA Gatekeeper for comprehensive policy enforcement, security compliance, and workload protection in production clusters.
Implement TimescaleDB data retention policies for time-series optimization
Learn to configure automated data retention policies in TimescaleDB for efficient storage management. Set up compression, continuous aggregates, and automated data lifecycle policies to optimize time-series database performance and reduce storage costs.
Configure TimescaleDB backup and recovery with pgBackRest for automated PostgreSQL protection
Set up pgBackRest with TimescaleDB for automated backups, point-in-time recovery, and database protection. Includes configuration for local and remote repositories, scheduled backups, and comprehensive restore procedures.
Implement Consul Connect mTLS with Vault PKI backend for secure service mesh communication
Set up mutual TLS authentication for Consul Connect using HashiCorp Vault's PKI backend to secure service-to-service communication with automatic certificate management and rotation.
Configure Podman secrets management with HashiCorp Vault integration
Set up secure container secrets management by integrating Podman with HashiCorp Vault. Configure dynamic secret injection, automated rotation, and production-ready monitoring for containerized applications.
Configure Podman image scanning with Trivy security vulnerability detection
Set up automated container image security scanning using Trivy with Podman to detect vulnerabilities, misconfigurations, and security issues before deploying containers to production.
Configure Prometheus Blackbox Exporter for endpoint monitoring with SSL and alerting
Set up Prometheus Blackbox Exporter to monitor HTTP, HTTPS, DNS, TCP, and ICMP endpoints with SSL certificate validation and automated alerting for comprehensive uptime monitoring.
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