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
10,604

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

monitoring
6,459

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

linux
5,895

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

hosting
5,531

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

databases
5,063

Recently published

Set up automated MariaDB Galera cluster backups with compression

databases
1 week ago

Configure MariaDB ColumnStore for high-performance analytics workloads

databases
1 week ago

Implement Kibana 8 custom threat hunting dashboards for security incident response

monitoring
1 week ago

Configure Logstash 8 security pipelines with threat intelligence enrichment

monitoring
3 weeks ago

Configure Ansible Vault integration with HashiCorp Vault for secrets management

devops
3 weeks ago
"workflow" × Clear all
devops Intermediate

Configure SonarQube quality gates and custom rules for automated code quality enforcement

Set up SonarQube quality gates with custom conditions, create language-specific rules, and integrate automated quality enforcement into CI/CD pipelines for continuous code quality monitoring.

45 min 4 distros 1,818 views
security Intermediate

Configure Keycloak custom themes and branding with SSL integration and production deployment

Set up custom Keycloak themes with your organization's branding, implement SSL certificates, and deploy to production with hot reload development workflow and performance optimization.

45 min 4 distros 1,071 views
devops Intermediate

Configure Kafka Schema Registry with Avro serialization for data processing

Set up Confluent Schema Registry with Apache Kafka to manage Avro schemas for data serialization. Configure producers and consumers with schema evolution and compatibility rules for production data processing workflows.

25 min 4 distros 1,045 views
monitoring Intermediate

Configure Prometheus Alertmanager with email notifications for production monitoring

Set up Prometheus Alertmanager to send email notifications when your systems trigger alerts. This tutorial covers SMTP configuration, alert routing rules, and email template customization for production monitoring workflows.

35 min 4 distros 1,295 views
linux Beginner

Configure Linux process monitoring with top, htop, and btop for system performance analysis

Master Linux process monitoring using top, htop, and btop to analyze system performance, identify resource bottlenecks, and troubleshoot performance issues in production environments.

25 min 6 distros 1,469 views
monitoring Intermediate

Set up ELK stack alerting with Watcher and email notifications for monitoring and incident response

Configure Elasticsearch Watcher to monitor log data and automatically send email alerts when critical system events occur. Create sophisticated alert conditions, manage email notification templates, and set up automated incident response workflows.

45 min 4 distros 1,057 views
linux Beginner

Configure shell aliases and functions for development productivity

Set up custom shell aliases and functions to streamline your development workflow, reduce typing, and boost terminal productivity with reusable commands and automation shortcuts.

20 min 4 distros 996 views
security Advanced

Configure Airflow DAG security and isolation with RBAC policies

Set up comprehensive security for Apache Airflow with role-based access control, DAG-level permissions, and resource isolation. Configure user authentication, implement fine-grained security policies, and establish monitoring for production-grade workflow orchestration.

45 min 4 distros 1,336 views
monitoring Advanced

Integrate Zabbix 7 with network automation and orchestration tools using Ansible and Python APIs

Build comprehensive network automation workflows by integrating Zabbix 7 monitoring with Ansible playbooks and custom Python scripts. This tutorial covers API authentication, automated host provisioning, and dynamic monitoring configuration for enterprise infrastructure management.

45 min 4 distros 1,159 views
performance Advanced

Configure Apache Airflow performance optimization with connection pooling and resource tuning

Optimize Apache Airflow performance through advanced connection pooling, resource tuning, and Celery executor configuration. Learn to scale workers, configure database pools, and implement comprehensive monitoring for production workflows.

45 min 4 distros 1,705 views
devops Intermediate

Configure SonarQube quality gates and automated project analysis with multi-language support

Set up custom SonarQube quality gates with automated project analysis for multiple programming languages. Configure SonarScanner integration, webhook notifications, and CI/CD pipeline automation for continuous code quality monitoring.

45 min 4 distros 1,482 views
devops Advanced

Set up Apache Airflow high availability with CeleryExecutor and Redis clustering

Deploy Apache Airflow in high availability mode using CeleryExecutor with Redis clustering for task distribution, PostgreSQL connection pooling, and load-balanced webservers for production-grade workflow orchestration.

45 min 4 distros 1,735 views

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