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 CockroachDB cluster with high availability and distributed SQL

databases
542

Configure network interface monitoring with ICMP ping and connectivity testing

networking
520

Install and configure ArgoCD for GitOps continuous deployment with RBAC and SSL

devops
484

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
482

Install and configure Loki for centralized log aggregation with Grafana integration

monitoring
474

Recently published

Implement Kubernetes cluster autoscaler for automatic node scaling

devops
7 hours ago

Configure SSH port forwarding and tunneling for secure connections

security
7 hours ago

Integrate MinIO with Prometheus monitoring for performance metrics and observability

monitoring
7 hours ago

Implement ScyllaDB disaster recovery with cross-region replication

databases
7 hours ago

Configure OpenVPN LDAP authentication for enterprise users with Active Directory integration

security
12 hours ago
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monitoring Intermediate

Install and configure Zabbix 7 with PostgreSQL and advanced monitoring templates

Set up Zabbix 7 monitoring server with PostgreSQL backend, SSL-enabled web interface, auto-discovery, and advanced monitoring templates for comprehensive infrastructure monitoring.

45 min 6 distros 380 views
devops Intermediate

Install and configure Nexus Repository Manager for private Docker and Maven repositories

Set up Nexus Repository Manager OSS with SSL-enabled Docker registry, Maven repositories, and automated backups for secure artifact management in enterprise environments.

45 min 6 distros 233 views
devops Intermediate

Install and configure Kubernetes cluster with kubeadm and security hardening

Set up a production-ready Kubernetes cluster using kubeadm with proper security hardening, RBAC configuration, and CNI networking. Includes worker node setup and verification steps.

45 min 6 distros 263 views
monitoring Intermediate

Install and configure OpenTelemetry Collector for distributed tracing and observability

Set up OpenTelemetry Collector to gather distributed traces and metrics from your applications. Configure receivers, processors, and exporters for comprehensive observability with Jaeger and Prometheus integration.

45 min 6 distros 390 views
devops Intermediate

Install and configure Ansible with automation best practices and security

Learn to install Ansible on Linux, configure secure SSH authentication, create production-ready playbooks with Vault encryption, and implement roles for scalable infrastructure automation.

45 min 6 distros 379 views
devops Intermediate

Install and configure Consul for service discovery with clustering and security

Set up HashiCorp Consul for distributed service discovery with a secure three-node cluster, ACL authentication, and encrypted communication for production microservices environments.

45 min 6 distros 329 views
monitoring Intermediate

Install and configure Loki for centralized log aggregation with Grafana integration

Set up Loki and Promtail for centralized log aggregation with retention policies, storage optimization, and Grafana integration for comprehensive log monitoring and alerting.

25 min 6 distros 474 views
security Intermediate

Install and configure Vault for secrets management with high availability

Set up HashiCorp Vault with Consul backend for production-grade secrets management. Configure clustering, authentication, policies, and security hardening for enterprise environments.

45 min 6 distros 399 views
databases Intermediate

Install and configure MinIO object storage with SSL and clustering

Set up MinIO as a distributed S3-compatible object storage cluster with SSL/TLS encryption and production-grade security. This tutorial covers installation, clustering, access policies, and monitoring for high-availability storage infrastructure.

45 min 6 distros 291 views
networking Intermediate

Install and configure HAProxy for high availability load balancing

Set up HAProxy with SSL termination, keepalived for high availability, and comprehensive health checks to distribute traffic across multiple backend servers with automatic failover.

45 min 6 distros 282 views
databases Intermediate

Install and configure Elasticsearch 8 with security and performance optimization

Set up a production-ready Elasticsearch 8 cluster with SSL/TLS security, optimized JVM settings, and automated backups. Includes memory tuning, index mapping strategies, and common troubleshooting fixes.

45 min 6 distros 223 views
monitoring Intermediate

Install and configure Grafana with Prometheus for system monitoring

Set up a complete monitoring stack with Prometheus for metrics collection and Grafana for visualization. Create dashboards to monitor system performance, set up alerting rules, and secure your monitoring infrastructure.

45 min 6 distros 306 views

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