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 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 enterprise network QoS with Cisco integration using FRRouting and traffic shaping
networkingImplement Kubernetes RBAC with service accounts and role-based access control
devopsConfigure Kafka Streams for real-time data processing and analytics
Set up Kafka Streams applications with Java development environment to build real-time data processing pipelines for analytics and monitoring workloads.
Configure Spark Kubernetes Operator with MinIO for cloud-native analytics
Deploy Apache Spark on Kubernetes with the Spark Operator and MinIO object storage for scalable big data processing. Configure RBAC, SSL certificates, and persistent storage for production-ready analytics workloads.
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.
Integrate OPA Gatekeeper with ArgoCD for GitOps policy management
Set up Open Policy Agent Gatekeeper with ArgoCD to enforce Kubernetes admission policies through GitOps workflows. This tutorial covers installation, policy template creation, and automated policy enforcement with monitoring.
Configure Falco runtime security for Kubernetes threat detection with eBPF monitoring
Set up Falco with eBPF monitoring to detect runtime security threats in Kubernetes clusters. Configure custom rules, integrate Prometheus metrics, and establish comprehensive threat detection for container workloads.
Configure Prometheus monitoring for ArgoCD with metrics collection and Grafana dashboards
Set up comprehensive ArgoCD monitoring with Prometheus metrics collection, custom service discovery, and Grafana dashboards. Configure alerting rules for deployment failures and performance issues to maintain GitOps visibility.
Monitor Kubernetes cluster with Prometheus Operator for comprehensive observability
Set up complete cluster monitoring using Prometheus Operator with automated metrics collection, custom dashboards, and intelligent alerting for production Kubernetes environments.
Configure Ansible Vault for secret management and encryption with playbook automation
Set up Ansible Vault to encrypt sensitive data like passwords, API keys, and certificates in your playbooks. Learn to create encrypted variables, manage vault passwords, and integrate secure secret handling into automated deployments.
Integrate Jaeger with Kubernetes and Istio service mesh for distributed tracing
Deploy Jaeger operator on Kubernetes with Istio telemetry integration for comprehensive distributed tracing across microservices. Configure Elasticsearch backend for production-grade trace storage and implement automated service discovery.
Install and configure ArgoCD Image Updater for automatic Kubernetes deployments with GitOps automation
Set up ArgoCD Image Updater to automatically monitor container registries and update Kubernetes deployments when new image versions are available. Configure GitOps workflows with automated Git commits and Prometheus monitoring for seamless CI/CD integration.
Configure Kubernetes secrets management with Sealed Secrets for secure Helm values
Learn to implement Sealed Secrets controller for encrypting Kubernetes secrets in Git repositories, enabling secure GitOps workflows with encrypted Helm values and automated secret management.
Setup Kubernetes ingress controller with cert-manager and Helm for automated SSL certificate management
Deploy NGINX Ingress Controller and cert-manager using Helm to automatically provision and manage SSL certificates for your Kubernetes applications with Let's Encrypt integration.
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