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.

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 18 views
networking Advanced

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.

45 min 4 distros 22 views
security Advanced

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.

45 min 4 distros 41 views
security Intermediate

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.

25 min 4 distros 40 views
security Intermediate

Implement Network Time Security (NTS) for encrypted time synchronization with chrony

Set up Network Time Security (NTS) with chrony to provide cryptographically authenticated and encrypted time synchronization, protecting against time-based attacks and ensuring secure clock synchronization across your infrastructure.

25 min 4 distros 57 views
security Advanced

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.

45 min 4 distros 57 views
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 37 views
monitoring Intermediate

Configure NTP monitoring with Grafana dashboards and Prometheus alerting

Set up comprehensive time synchronization monitoring using chrony, Prometheus node exporter, and custom Grafana dashboards with alerting for time drift and NTP service failures.

25 min 4 distros 76 views
performance Intermediate

Configure Cherokee caching and compression for improved performance

Set up Cherokee web server with advanced caching modules and gzip compression to dramatically improve page load times and reduce bandwidth usage for high-traffic websites.

25 min 4 distros 56 views
monitoring Intermediate

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.

45 min 4 distros 105 views
databases Intermediate

Implement MariaDB backup encryption with Mariabackup and automated restoration

Set up encrypted MariaDB backups using Mariabackup with AES encryption, automated scheduling, and verified restoration procedures for secure database protection.

45 min 4 distros 78 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 132 views

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