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 Deno for web development with systemd and reverse proxy

hosting
10,879

Fix apt update E: Repository no longer has a Release file

linux
7,089

Install and configure Uptime Kuma for website monitoring with SSL and email alerts

monitoring
6,757

Install and configure Caddy web server with automatic HTTPS and reverse proxy

hosting
5,905

Install and configure TimescaleDB with PostgreSQL for high-performance time-series data

databases
5,357

Recently published

Fix PostgreSQL FATAL sorry, too many clients already

linux
4 days ago

Configure Istio multi-cluster disaster recovery and automated failover

devops
1 week ago

Set up automated MariaDB Galera cluster backups with compression

databases
3 weeks ago

Configure MariaDB ColumnStore for high-performance analytics workloads

databases
3 weeks ago

Implement Kibana 8 custom threat hunting dashboards for security incident response

monitoring
4 weeks ago
"development" × Clear all
devops Advanced

Configure Consul Connect service mesh with Envoy proxy for secure microservices communication

Set up Consul Connect service mesh with Envoy sidecar proxies to enable secure, encrypted service-to-service communication with mutual TLS authentication, traffic policies, and observability for your microservices architecture.

45 min 4 distros 2,083 views
devops Intermediate

Implement Ansible testing with Molecule and TestInfra for infrastructure automation validation

Set up comprehensive testing for Ansible playbooks using Molecule framework and TestInfra validation. Create automated test scenarios, integrate with CI/CD pipelines, and ensure infrastructure code reliability in production environments.

45 min 4 distros 2,301 views
devops Intermediate

Install and configure SonarQube for code quality analysis with PostgreSQL and SSL

Set up SonarQube Community Edition with PostgreSQL database backend, SSL/TLS encryption, and CI/CD integration for comprehensive static code analysis and security scanning.

45 min 6 distros 1,934 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 2,614 views

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