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 ArgoCD for GitOps continuous deployment with RBAC and SSL

devops
423

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
411

Install and configure Loki for centralized log aggregation with Grafana integration

monitoring
404

Install and configure WireGuard VPN server with client management

networking
400

Install and configure CockroachDB cluster with high availability and distributed SQL

databases
394

Recently published

Configure Nagios SNMP monitoring for network devices with automated discovery and templates

monitoring
3 hours ago

Integrate Elasticsearch 8 with Prometheus monitoring and Grafana dashboards

monitoring
3 hours ago

Set up NGINX web application firewall with ModSecurity 3 and OWASP Core Rule Set

security
3 hours ago

Configure NGINX reverse proxy with advanced caching and load balancing

hosting
3 hours ago

Configure Netdata alerts with Slack and Microsoft Teams for real-time monitoring notifications

monitoring
13 hours ago
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security Intermediate

Implement Apache web application firewall with ModSecurity 3 and OWASP Core Rule Set

Deploy ModSecurity 3 as an Apache module with OWASP Core Rule Set to protect web applications from common attacks. Configure real-time logging, custom rules, and automated threat detection for production environments.

45 min 4 distros 123 views
databases Advanced

Implement TimescaleDB backup strategies and point-in-time recovery with automated failover

Configure comprehensive TimescaleDB backup solutions with continuous WAL archiving, automated point-in-time recovery procedures, and monitoring systems to ensure data protection and business continuity.

45 min 4 distros 57 views
monitoring Intermediate

Set up Kibana alerting and monitoring with Elasticsearch Watcher for automated threat detection

Configure Kibana alerting rules and Elasticsearch Watcher to automatically detect security threats and send notifications via email or Slack. Set up monitoring dashboards with automated responses for production security monitoring.

45 min 4 distros 73 views
devops Advanced

Setup Apache Airflow cluster with Kubernetes Executor for auto-scaling workflows

Deploy production-grade Apache Airflow with Kubernetes Executor for dynamic workflow scaling. Configure PostgreSQL backend, RBAC authentication, and auto-scaling policies with Prometheus monitoring integration.

45 min 4 distros 75 views
monitoring Advanced

Set up Thanos Receiver for remote write scalability with Prometheus integration

Configure Thanos Receiver to handle high-volume remote write traffic from multiple Prometheus instances. This tutorial covers installation, multi-tenancy setup, and performance optimization for large-scale metrics ingestion.

45 min 4 distros 104 views
monitoring Intermediate

Configure Gunicorn performance monitoring with Prometheus metrics and Grafana dashboards

Set up comprehensive performance monitoring for Gunicorn WSGI servers using Prometheus metrics collection and Grafana visualization. Monitor request rates, response times, worker processes, memory usage, and implement automated alerting for production Python applications.

45 min 4 distros 32 views
databases Advanced

Configure PostgreSQL 17 streaming replication for high availability with automatic failover

Set up PostgreSQL 17 streaming replication between primary and replica servers with pg_auto_failover for automated high availability. This tutorial covers complete configuration from authentication to monitoring and maintenance procedures.

45 min 4 distros 70 views
security Intermediate

Implement HAProxy rate limiting and DDoS protection with advanced security rules

Configure HAProxy with comprehensive rate limiting, connection throttling, and DDoS protection using stick tables, ACLs, and advanced security rules to protect your applications from malicious traffic and ensure service availability.

45 min 4 distros 81 views
monitoring Intermediate

Monitor Consul with Prometheus and Grafana for service discovery observability

Set up comprehensive monitoring for HashiCorp Consul using Prometheus metrics collection and Grafana dashboards. Configure telemetry export, alerting rules, and visualization for service discovery health and performance.

35 min 4 distros 71 views
devops Advanced

Implement Kubernetes Pod Security Standards and admission controllers for policy enforcement

Configure Pod Security Standards with baseline and restricted profiles, deploy OPA Gatekeeper admission controller with custom policies, and implement ValidatingAdmissionWebhooks for comprehensive security enforcement in production Kubernetes clusters.

45 min 4 distros 71 views
databases Intermediate

Configure ScyllaDB backup and restore with automation

Set up automated daily backups for ScyllaDB with monitoring, restore procedures, and retention policies. Includes snapshot management, S3 storage integration, and comprehensive alerting for production NoSQL environments.

45 min 4 distros 64 views
monitoring Intermediate

Configure Jaeger data retention policies and automated archiving with Elasticsearch backend

Learn to configure Jaeger data retention policies with Elasticsearch backend for automated trace archiving. This tutorial covers index lifecycle management, storage optimization, and performance monitoring to prevent disk space issues while maintaining observability requirements.

45 min 4 distros 45 views

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