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
594

Configure network interface monitoring with ICMP ping and connectivity testing

networking
565

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

devops
557

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
556

Install and configure Loki for centralized log aggregation with Grafana integration

monitoring
550

Recently published

Setup Kafka Schema Registry with Avro serialization for data processing

devops
2 hours ago

Setup HAProxy with Docker container backends for dynamic load balancing

networking
2 hours ago

Integrate HashiCorp Vault with Kubernetes secrets management for secure container orchestration

devops
2 hours ago

Configure Vault dynamic secrets for databases with PostgreSQL and MySQL integration

security
2 hours ago

Set up Vault as a PKI certificate authority with SSL automation and intermediate CA

security
7 hours ago
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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 319 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 460 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 264 views
databases Intermediate

Install and configure Redis 7 with clustering and security hardening

Set up Redis 7 with master-replica clustering, SSL/TLS encryption, ACL authentication, and production-grade security hardening. Includes performance tuning, backup strategies, and monitoring configuration for high-availability deployments.

45 min 6 distros 407 views
hosting Intermediate

Install and configure NGINX with HTTP/3 and modern security headers

Set up NGINX with HTTP/3 and QUIC support for faster web performance. Configure SSL certificates, implement modern security headers like CSP and HSTS, and optimize for production workloads.

25 min 6 distros 308 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 379 views

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