Microsoft Exchange Performance Counters

Microsoft Exchange Unified Messaging Performance Monitoring counters

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. Object: MSExchangeUMPerformance

Counter Name Description
Counter Name: Operations Between Five and Six Seconds Description: 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.
Counter Name: Operations Between Four and Five Seconds Description: 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.
Counter Name: Operations Between Three and Four Seconds Description: 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.
Counter Name: Operations Between Two and Three Seconds Description: 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.
Counter Name: Operations over Six Seconds Description: 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.
Counter Name: Operations under Two Seconds Description: 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.