HiveMQ is an open-source MQTT broker designed for enterprise-scale IoT environments, facilitating reliable and secure data transfer between connected devices and downstream applications. The integration with Datadog enhances monitoring capabilities by providing full observability of HiveMQ brokers, allowing users to collect and visualize key data such as client connection activity and message throughput. This integration offers a customizable dashboard for real-time visibility into connection health, broker load, and backend service performance. It enables users to troubleshoot client connection fluctuations by monitoring connection metrics and identifying potential issues through event logs. Additionally, Datadog aids in monitoring message throughput, helping identify problems such as ungraceful disconnects and dropped messages due to reasons like "Memory Exceeded." By collecting extensive system resource metrics and integrating with over 400 technologies, Datadog ensures comprehensive insight into the entire IoT environment, allowing for efficient identification of resource bottlenecks and troubleshooting of potential issues.