The document provides a benchmark for the performance of Microsoft Dynamics CRM Online 2016 Update 1 handling 17,868 concurrent users. Testing showed CRM Online 2016 Update 1 could support over 17K users performing tasks every 10 minutes with average page response times of 0.58 seconds and average transaction times of 0.91 seconds, totaling nearly 680,000 transactions over 2 hours. Customizations, roles, security, and over 650 million records were included to replicate a realistic enterprise environment.