Performance Monitoring Counters for Unified Messaging

Applies to: Exchange Server 2010 SP3, Exchange Server 2010 SP2

Topic Last Modified: 2009-11-24

There are many performance counters that can be used to maintain and troubleshoot a Microsoft Exchange Server 2010 Unified Messaging (UM) server. Unified Messaging performance counters are used to measure quantities of information or data for Unified Messaging based on the number, size, duration, and rate of data that's being requested or received.

UM Performance Monitoring Counters

The following table provides a list of the Unified Messaging performance monitoring counters that can be used to monitor Unified Messaging.

Unified Messaging performance monitoring counters

Performance counter	Performance object	Description
Operations Between Five and Six Seconds	MSExchangeUMPerformance	Operations Between Five and Six Seconds is the number of all UM operations that took between 5 and 6 seconds to complete. This is the time during which a caller was waiting for UM to respond.
Operations Between Four and Five Seconds	MSExchangeUMPerformance	Operations Between Four and Five Seconds is the number of all UM operations that took between 4 and 5 seconds to complete. This is the time during which a caller was waiting for UM to respond.
Operations Between Three and Four Seconds	MSExchangeUMPerformance	Operations Between Three and Four Seconds is the number of all UM operations that took between 3 and 4 seconds to complete. This is the time during which a caller was waiting for UM to respond.
Operations Between Two and Three Seconds	MSExchangeUMPerformance	Operations Between Two and Three Seconds is the number of all UM operations that took between 2 and 3 seconds to complete. This is the time during which a caller was waiting for UM to respond.
Operations over Six Seconds	MSExchangeUMPerformance	Operations over Six Seconds is the number of all UM operations that took more than 6 seconds to complete. This is the time during which a caller was waiting for Unified Messaging to respond.
Operations under Two Seconds	MSExchangeUMPerformance	Operations under Two Seconds is the number of all UM operations that took less than 2 seconds to complete. This is the time during which a caller was waiting for Unified Messaging to respond.