What is the default required space for Dynatrace OneAgent?

The default required space for Dynatrace OneAgent is indeed 3 GB. This is because the OneAgent is designed to monitor a wide range of environments and applications, gathering comprehensive telemetry and diagnostic data necessary for effective performance monitoring and management. The installation of OneAgent includes not just the core components but also auxiliary files and functionalities to enable it to perform efficiently across various workloads and configurations.

The larger space requirement allows for the necessary libraries, frameworks, and dependencies that facilitate monitoring across different languages, applications, and services. This ensures that you have a robust and full-featured monitoring solution right from the start, allowing for efficient data collection and analysis which is integral for identifying performance issues and gaining insights into application health and user experience.