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
9,891

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

monitoring
5,561

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

hosting
4,593

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

databases
3,997

Install and configure Ollama for local AI models on Linux servers

devops
3,985

Recently published

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases
4 days ago

Set up HAProxy SSL termination with Let's Encrypt certificates

networking
1 week ago

Configure HAProxy with Consul for dynamic service discovery

networking
1 week ago

Configure PostgreSQL 17 connection pooling with PgBouncer for high availability

databases
2 weeks ago

Configure Kubernetes secrets management with External Secrets Operator and HashiCorp Vault

devops
2 weeks ago
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monitoring Advanced

Configure Consul Connect service mesh monitoring with distributed tracing

Set up comprehensive monitoring for Consul Connect service mesh with Prometheus metrics, Grafana dashboards, Jaeger distributed tracing, and Envoy proxy observability for production-grade service mesh operations.

45 min 4 distros 889 views
devops Intermediate

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

Learn to implement Kubernetes Role-Based Access Control (RBAC) with service accounts, cluster roles, and role bindings for granular permissions and secure cluster access management.

25 min 4 distros 1,374 views
monitoring Advanced

Configure Jaeger with Elasticsearch backend security and encryption

Set up secure communication between Jaeger and Elasticsearch using TLS encryption, authentication, and production-grade security hardening for distributed tracing infrastructure.

45 min 4 distros 528 views
databases Advanced

Setup ScyllaDB backup validation and automated restore testing

Configure automated ScyllaDB backups with nodetool snapshots, implement validation scripts to verify backup integrity, and set up systemd timers for automated restore testing with Prometheus monitoring.

45 min 4 distros 413 views
security Advanced

Implement OpenResty rate limiting and DDoS protection with advanced Lua rules

Set up comprehensive rate limiting and DDoS protection for OpenResty using nginx directives, Redis-backed Lua middleware, and advanced security rules with monitoring and alerting.

45 min 4 distros 666 views
networking Advanced

Configure advanced iptables QoS with fwmark and multiple interfaces

Set up traffic shaping with iptables packet marking, HTB queueing discipline, and multi-interface QoS policies for bandwidth management and network performance optimization.

45 min 4 distros 656 views
security Advanced

Configure Redis 7 cluster SSL encryption and authentication for production security

Secure your Redis 7 cluster with TLS encryption, client authentication, and inter-node SSL communication for production environments. Includes certificate generation, authentication setup, and security validation.

45 min 4 distros 646 views
monitoring Advanced

Setup Jaeger sampling strategies for high-volume production tracing

Configure advanced Jaeger sampling strategies to efficiently capture traces in high-traffic production environments while controlling storage costs and maintaining observability.

45 min 4 distros 595 views
devops Advanced

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.

45 min 4 distros 620 views
devops Intermediate

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.

25 min 4 distros 506 views
security Advanced

Implement backup encryption key rotation and secure management with GPG and automated scripts

Build a production-grade backup encryption system with automated GPG key rotation, secure key distribution, and monitoring. Learn to implement enterprise-level key management policies with systemd timers and secure storage practices.

45 min 4 distros 381 views
monitoring Intermediate

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.

25 min 4 distros 560 views

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