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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Install and configure Deno for web development with systemd and reverse proxy

hosting
10,056

Install and configure Uptime Kuma for website monitoring with SSL and email alerts

monitoring
5,799

Install and configure Caddy web server with automatic HTTPS and reverse proxy

hosting
4,827

Install and configure TimescaleDB with PostgreSQL for high-performance time-series data

databases
4,272

Install and configure Ollama for local AI models on Linux servers

devops
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Recently published

Configure HAProxy with Consul for dynamic service discovery and automatic backend updates

networking
1 天前

Implement Istio multi-cluster canary deployments and traffic splitting

devops
3 天前

Implement HAProxy WAF integration with ModSecurity 3 for advanced threat protection

security
5 天前

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases
2 周前

Set up HAProxy SSL termination with Let's Encrypt certificates

networking
2 周前
"rbac" × Clear all
security Advanced

Set up Kubernetes container image security scanning with Trivy and admission controllers

Implement automated security scanning for Kubernetes container images using Trivy scanner and admission controllers to block vulnerable images before deployment.

45 min 4 distros 652 views
devops Advanced

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.

45 min 4 distros 791 views
devops Advanced

Implement Kubernetes secrets management with HashiCorp Vault integration

Set up HashiCorp Vault with Kubernetes to dynamically inject secrets into pods using the Vault Secrets Operator. This tutorial covers authentication configuration, operator deployment, and automated secret injection with annotations.

45 min 4 distros 745 views
security Advanced

Configure ClamAV cluster with Kubernetes deployment for high availability antivirus scanning

Deploy a distributed ClamAV antivirus cluster on Kubernetes with persistent storage, load balancing, and monitoring for enterprise-grade threat detection and scanning.

45 min 4 distros 1,183 views
databases Advanced

Optimize Elasticsearch 8 search performance with custom analyzers and field mappings

Configure custom text analyzers, optimize field mappings, and implement index templates to dramatically improve Elasticsearch search performance and relevance for production workloads.

45 min 4 distros 457 views
security Advanced

Configure CockroachDB SSL encryption and security hardening

Set up SSL/TLS encryption, authentication, and advanced security policies for CockroachDB 24.3 in production environments with certificate management and cluster monitoring.

45 min 4 distros 570 views
devops Advanced

Configure Kubernetes secrets management with Vault integration for secure container orchestration

Set up HashiCorp Vault Agent Injector to automatically inject secrets into Kubernetes pods without storing sensitive data in container images or configuration files. This production-grade approach replaces hardcoded secrets with dynamic, secure credential management.

45 min 4 distros 709 views
monitoring Advanced

Monitor Kubernetes network policies with Prometheus and Grafana for enhanced cluster security

Set up comprehensive monitoring for Kubernetes network policies using Prometheus and Grafana. Configure CNI metrics collection, create security dashboards, and implement alerting for policy violations and traffic anomalies.

45 min 4 distros 576 views
devops Intermediate

Configure Kubernetes RBAC with service accounts and role bindings for secure cluster access control

Set up role-based access control in Kubernetes using service accounts, roles, and role bindings to implement least-privilege security principles and granular permission management for applications and users.

25 min 4 distros 716 views
devops Intermediate

Set up GitLab CI/CD with Kubernetes runners for scalable deployments

Configure GitLab Runner with Kubernetes executor to automatically scale CI/CD workloads. Set up RBAC permissions, deploy pipelines to Kubernetes clusters, and implement resource management policies for efficient container orchestration.

45 min 4 distros 574 views
monitoring Intermediate

Set up Kubernetes monitoring with Prometheus Operator and custom metrics

Deploy a production-grade monitoring stack with Prometheus Operator, configure ServiceMonitor resources for automatic scraping, and create custom alerting rules with Grafana dashboards for comprehensive Kubernetes cluster observability.

45 min 4 distros 656 views
security Intermediate

Configure Kubernetes network policies for enhanced cluster security

Implement granular network security controls in Kubernetes using Calico CNI. Learn to create ingress and egress policies, namespace isolation, and label-based microsegmentation for production clusters.

35 min 4 distros 550 views

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