A system and method are described herein that provide performance data based on a monitoring of the performance on the end user side. A client application running on a user terminal is instrumented to record client performance counters on the user side. An application server matches the performance counters from the user side and performance counters obtained from the server side having the same transaction identification number. The system and method provides an end-to-end view of the user's perceived performance based on the transactions made by the user.