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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Linux
System administration, shell scripting, package management
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Web servers, reverse proxies, SSL, domains
Security
Firewalls, hardening, encryption, access control
Performance
Caching, optimization, profiling, load testing
Databases
MySQL, PostgreSQL, Redis, backups, replication
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DNS, load balancing, VPN, TCP/IP, routing
DevOps
CI/CD, Docker, Kubernetes, automation
Monitoring
Logging, alerting, metrics, observability
Most viewed
Install and configure Deno for web development with systemd and reverse proxy
hostingInstall and configure Caddy web server with automatic HTTPS and reverse proxy
hostingInstall and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications
hostingInstall and configure Ollama for local AI models on Linux servers
devopsConfigure Linux system time synchronization with chrony and NTP hardening
linuxRecently published
Configure Kubernetes network policies for enhanced cluster security
securitySet up Kubernetes persistent volume snapshots and backup automation
devopsImplement Kafka Streams exactly-once processing semantics with Java applications
devopsImplement ClickHouse backup automation with compression and S3 integration
databasesInstall and configure Filebeat 8.15 for efficient log shipping to ELK stack
monitoringSet up Spark 3.5 Delta Lake with MinIO for ACID transactions and big data analytics
Configure Apache Spark 3.5 with Delta Lake and MinIO object storage for ACID transactions, data versioning, and distributed analytics processing. Includes complete setup for production-grade data lake architecture.
Set up MongoDB 8.0 sharding cluster for horizontal scaling with replica sets and automated balancing
Configure a production-grade MongoDB 8.0 sharded cluster with replica sets, config servers, and mongos routers for horizontal scaling. This tutorial covers automated chunk balancing, high availability, and enterprise-ready deployment patterns.
Implement Airflow DAG monitoring with DataDog integration for production workflows
Set up comprehensive monitoring for Apache Airflow DAGs using DataDog integration. This tutorial covers DataDog agent installation, metrics collection configuration, custom dashboard creation, and alerting rules for production workflow observability.
Install and configure DuckDB for analytical workloads with Python integration
Set up DuckDB, the high-performance analytical database, with CLI tools and Python integration for fast OLAP queries and data analytics workloads.
Integrate SonarQube with Kubernetes and Helm charts for automated code quality scanning
Deploy SonarQube on Kubernetes using Helm charts with PostgreSQL database, configure automated code scanning workflows, and implement persistent storage for comprehensive code quality analysis in your CI/CD pipeline.
Integrate SonarQube with Kubernetes security scanning workflows for continuous code quality analysis
Set up SonarQube scanner in Kubernetes pods with admission controllers for automated security scanning. Configure CI/CD pipeline integration and security reporting for continuous code quality analysis in containerized environments.
Set up SonarQube branch analysis with pull request decoration for enhanced code quality workflows
Configure SonarQube Developer Edition with branch analysis capabilities and pull request decoration for GitHub and GitLab. Implement automated code quality checks in CI/CD pipelines with comprehensive branch coverage and merge request feedback.
Configure GitLab container registry with SSL certificates and security hardening
Set up GitLab's integrated Docker registry with SSL/TLS encryption, security headers, and production-ready hardening for secure container image storage and distribution.
Implement comprehensive Apache Airflow DAG testing and validation strategies with pytest and best practices
Learn to implement production-grade testing for Apache Airflow DAGs using pytest, including unit tests for DAG structure validation, integration testing with test databases, and automated validation pipelines with CI/CD integration.
Configure MinIO with Apache Spark 3.5 for big data analytics and object storage integration
Set up Apache Spark 3.5 with MinIO S3-compatible object storage for scalable big data analytics. Configure distributed storage, implement data lake patterns, and run production analytics workflows on your cluster infrastructure.
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.
Install and configure Helm 3 for Kubernetes package management with security and private repositories
Learn to install Helm 3 on Linux, configure private repositories with authentication, implement security best practices with RBAC, and integrate with CI/CD pipelines for automated Kubernetes deployments.
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