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DanubeData Blog

Stay updated with the latest news, tutorials, and insights about cloud infrastructure.

Queues
April 7, 202613 min

Migrating from Amazon MQ to Managed RabbitMQ: A Complete Guide

A practical, step-by-step guide for DevOps engineers and CTOs migrating from Amazon MQ to a cost-effective, EU-hosted managed RabbitMQ. Covers federation-based zero-downtime migration, drain-and-switch, connection string management, and post-migration validation.

Adrian Silaghi
Adrian Silaghi
76
Queues
April 7, 202611 min

GDPR-Compliant Message Queues: Why Data Residency Matters for European Companies

Message queues are a critical blind spot in GDPR compliance audits. Learn why data residency matters for message brokers, how to assess risk with US-managed services, and how to build a fully compliant event-driven architecture hosted in Europe.

Adrian Silaghi
Adrian Silaghi
63
Tutorial
April 6, 202614 min

Building a RAG Knowledge Base with S3-Compatible Storage in Europe (2026)

Build a GDPR-compliant RAG pipeline using S3-compatible storage as your document store. Complete Python guide with boto3, LangChain, pgvector, and practical examples for powering LLM applications with your own data.

Adrian Silaghi
Adrian Silaghi
50
Tutorial
April 6, 202611 min

S3 Storage as Persistent Memory for AI Coding Agents like Claude Code and Codex (2026)

Use S3-compatible object storage to persist, sync, and back up your AI coding agent memory across machines. Practical guide with rclone, s3cmd, and automation scripts for Claude Code, Codex, and other AI dev tools.

Adrian Silaghi
Adrian Silaghi
61
Queues
April 6, 202612 min

RabbitMQ with MQTT for IoT: Building a Scalable Device Messaging Platform

Learn how to build a scalable IoT device messaging platform using RabbitMQ with MQTT. Covers MQTT QoS levels, topic mapping to AMQP exchanges, Python and Node.js code examples, handling 10K+ concurrent connections, TLS security, and EU data sovereignty compliance.

Adrian Silaghi
Adrian Silaghi
48
Queues
April 3, 202614 min

RabbitMQ Best Practices for Production: 15 Rules Every Developer Should Follow

Master RabbitMQ in production with these 15 battle-tested best practices. Covers quorum queues, publisher confirms, dead-letter exchanges, monitoring, TLS, connection pooling, and more — with code examples in Python and Node.js.

Adrian Silaghi
Adrian Silaghi
82
Queues
April 1, 202615 min

RabbitMQ vs Kafka vs Amazon SQS: Choosing the Right Message Broker (2026)

An in-depth comparison of RabbitMQ, Apache Kafka, and Amazon SQS for 2026. Covers messaging patterns, latency, throughput, cost analysis, code examples, and a decision framework to help you choose the right message broker for your architecture.

Adrian Silaghi
Adrian Silaghi
356
Performance
March 29, 20268 min

RabbitMQ Performance Benchmarks: 120K+ Messages Per Second on DanubeData

We benchmarked our managed RabbitMQ service using the official rabbitmq-perf-test tool. Results: 123K msg/s without confirms, 108K msg/s with publisher confirms, and zero messages dropped across 1 million messages. Here is the full methodology and data.

DanubeData Engineering
DanubeData Engineering
158
Engineering
March 29, 202610 min

Publisher Confirms in RabbitMQ: The Complete Guide to Guaranteed Message Delivery

Publisher confirms are the only way to guarantee RabbitMQ received your message. This guide covers how they work, the performance tradeoffs at different batch sizes, and production-ready code examples in Python, Node.js, and PHP.

DanubeData Engineering
DanubeData Engineering
208
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