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
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Databases
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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
Configure HAProxy with Consul for dynamic service discovery and automatic backend updates
networkingImplement Istio multi-cluster canary deployments and traffic splitting
devopsImplement 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 Jaeger authentication with OAuth2 and RBAC for enterprise security
Set up enterprise-grade authentication for Jaeger distributed tracing using OAuth2 with Keycloak integration and role-based access control policies for secure production deployments.
Setup ArgoCD ApplicationSets for multi-environment GitOps workflows with automated deployment pipelines
Configure ArgoCD ApplicationSets to automate deployments across multiple environments using GitOps patterns. Learn to create templates, generators, and automated promotion workflows for production-grade Kubernetes deployments.
Configure ArgoCD Image Updater for automated container deployments
Set up ArgoCD Image Updater to automatically detect and deploy new container image versions in your GitOps workflow. Includes Git repository integration, webhook configuration, and monitoring setup.
Implement Apache load balancing with SSL termination and health checks
Configure Apache HTTP Server 2.4 with mod_proxy_balancer for high availability load balancing, SSL termination using Let's Encrypt certificates, and automated backend health monitoring with mod_proxy_hcheck for production environments.
Setup Node.js error tracking with Sentry for production monitoring and debugging
Configure Sentry error tracking for Node.js applications with PM2 process management, automated error reporting, and production-ready alerting to catch and debug issues before they affect users.
Implement Node.js application monitoring with Prometheus metrics and Grafana dashboards
Set up comprehensive Node.js application monitoring using Prometheus metrics collection with the prom-client library and create custom Grafana dashboards for performance insights and alerting.
Implement OSPF multi-area design with FRRouting and advanced routing policies
Deploy multi-area OSPF networks with FRRouting, configure area types and LSA filtering, implement advanced routing policies with route maps, and integrate BGP redistribution for enterprise network design.
Configure Istio security policies with external authorization services integration
Set up comprehensive Istio security policies with external authorization services, JWT validation, and RBAC integration for enterprise-grade service mesh security and compliance.
Implement Docker network security with custom bridge networks and container isolation
Secure your Docker deployments by creating isolated custom bridge networks, implementing container segmentation, and configuring network access controls to prevent unauthorized communication between containers.
Set up container runtime security with Falco and Sysdig for threat detection
Configure Falco for runtime security monitoring and Sysdig Agent for container visibility to detect threats in Kubernetes environments. Implement behavioral analysis, custom security rules, and threat detection policies for production container workloads.
Configure Jaeger distributed tracing on Kubernetes cluster with Helm charts and Elasticsearch backend
Deploy Jaeger distributed tracing on Kubernetes using Helm charts with Elasticsearch backend storage. Configure ingress, SSL certificates, and Prometheus integration for production-ready distributed tracing observability.
Configure Spark on Kubernetes with cluster autoscaling for dynamic workloads
Deploy Apache Spark 3.5 on Kubernetes with automatic cluster scaling, dynamic resource allocation, and comprehensive monitoring for production data processing workloads.
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