DanubeData Blog
Stay updated with the latest news, tutorials, and insights about cloud infrastructure.
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.
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.
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.
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.
Claude Code Channels on a VPS: Control Your AI Agent from Telegram and Discord (2026)
Run Claude Code Channels on a DanubeData VPS for always-on AI coding assistance via Telegram and Discord. Complete setup guide covering installation, channel configuration, security, and how it compares to OpenClaw.
Self-Host OpenClaw on a VPS: Your Own AI Assistant (2026)
Learn how to self-host OpenClaw, the open-source AI assistant, on a DanubeData VPS. Complete setup guide with Docker, Ollama for local LLMs, Telegram integration, and security hardening. Own your AI — no subscriptions required.
What Is RabbitMQ? A Developer's Guide to Message Queues (2026)
Learn what RabbitMQ is, how message queues work, and why they're essential for modern applications. Covers AMQP vs MQTT, RabbitMQ 4.0 features, code examples in Python and Node.js, and how to get started with managed RabbitMQ on DanubeData.
How to Migrate from AWS S3 to European S3-Compatible Storage (2026)
A complete step-by-step guide to migrating your data from AWS S3 to European S3-compatible storage. Covers cost savings, GDPR compliance, rclone migration, zero-downtime strategies, presigned URL handling, and common pitfalls.
How to Use S3-Compatible Storage as Nextcloud Primary Storage (2026)
Complete guide to configuring S3-compatible object storage as Nextcloud primary storage. Covers config.php setup, performance tuning, data migration, multibucket configuration, Docker Compose examples, troubleshooting, and cost comparison.
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