The tool DynamicsPerf, which stands for Performance Analyzer for Dynamics is used by Microsoft Dynamics Support team, to diagnose performance issues with Dynamics products. It is a free tool that can be used by anyone. Dynamics Perf is developed by Premier Field Engineering at Microsoft for resolving performance issues.
The Dynamics perf performance Analyzer is to be used on a continual basis so it is important for administrators to understand the components that make up the tool to ensure all jobs and collectors are running.
Be warned, the use and installation of dynamicsperf is not for beginners. It requires knowledge and skill with the microsoft dynamics systems. However, it is also a tool that exposes poor performance, monitors your dynamics systems well and allows you to quickly anticipate problems.
It is therefore a must for every company that makes extensive use of Microsoft Dynamics systems. This link contains an extensive description of Microsoft itself. It gives a detailed description of installing DynamicsPerf.