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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Configure Linux system time synchronization with chrony and NTP hardening

linux
686

Install and configure CockroachDB cluster with high availability and distributed SQL

databases
650

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
640

Configure network interface monitoring with ICMP ping and connectivity testing

networking
637

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

devops
618

Recently published

Set up GitLab container registry mirror and proxy cache for improved performance

devops
4 hours ago

Configure SonarQube quality gates and custom rules for enterprise code analysis

devops
4 hours ago

Set up Consul multi-datacenter replication with ACL token replication

devops
4 hours ago

Set up Kafka Connect cluster with high availability and load balancing

devops
4 hours ago

Integrate AWX 24.6 with HashiCorp Vault for dynamic secrets management and secure automation workflows

devops
9 hours ago
"cache" × Clear all
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 211 views
hosting Intermediate

Configure Apache HTTP/2 with performance optimization and modern security headers

Enable HTTP/2 protocol in Apache with SSL/TLS encryption, implement advanced performance optimization settings including compression and caching, and configure modern security headers for production deployments.

25 min 4 distros 270 views
monitoring Intermediate

Set up Redis monitoring with Prometheus and Grafana dashboards

Configure comprehensive Redis monitoring using Prometheus Redis Exporter and Grafana dashboards. Monitor Redis performance metrics, memory usage, connections, and replication status with automated alerts for production environments.

45 min 4 distros 323 views
security Intermediate

Setup remote backup storage with S3-compatible encryption and automated retention policies

Configure secure, encrypted backup storage using S3-compatible providers with automated retention policies, client-side GPG encryption, and monitoring scripts for reliable data protection.

45 min 4 distros 376 views
devops Intermediate

Deploy Deno applications with Docker containers and production optimization

Learn how to containerize Deno applications with Docker using multi-stage builds, security hardening, and production-ready configuration. This tutorial covers creating optimized Dockerfiles, implementing proper caching strategies, and deploying with Docker Compose for scalable web applications.

35 min 4 distros 251 views
performance Intermediate

Configure Node.js application clustering with PM2 and load balancing

Set up PM2 clustering to scale Node.js applications across CPU cores with NGINX load balancing. Monitor performance and optimize resource utilization for high-traffic production workloads.

25 min 4 distros 281 views
hosting Advanced

Setup Tomcat 10 clustering with HAProxy load balancing for high availability

Configure Apache Tomcat 10 clustering with HAProxy load balancing to distribute traffic across multiple application server instances. Implement session replication and automatic failover for production-grade Java web applications with high availability and zero-downtime deployments.

45 min 4 distros 349 views
monitoring Intermediate

Monitor Linux system resources with performance alerts and automated responses

Set up comprehensive Linux system monitoring with Prometheus, Node Exporter, and Alertmanager to track CPU, memory, and disk usage with automated alerts and response scripts for proactive system management.

45 min 4 distros 322 views
security Intermediate

Set up Node.js application security with Helmet and rate limiting

Secure your Node.js Express applications against common vulnerabilities with Helmet.js middleware and implement rate limiting to prevent abuse and DDoS attacks.

25 min 4 distros 583 views
performance Advanced

Configure Nginx Redis caching with SSL authentication and security hardening

Set up high-performance Nginx caching with Redis backend using SSL/TLS encryption and authentication. This tutorial covers Redis 7 SSL configuration, Nginx cache module setup, and comprehensive security hardening for production environments.

45 min 4 distros 418 views
performance Advanced

Implement Nginx Redis cluster caching for high availability

Set up a Redis cluster with Nginx caching for high availability and improved performance. This configuration provides distributed caching with automatic failover and enhanced scalability for production web applications.

45 min 4 distros 517 views
performance Intermediate

Implement Varnish cache warming with automated content preloading for high-performance websites

Set up automated Varnish cache warming with priority URL preloading, systemd timers for scheduled content refreshing, and comprehensive monitoring to optimize cache hit rates and reduce backend server load for high-traffic websites.

35 min 4 distros 426 views

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