Applies to: Exchange Server 2007 SP3, Exchange Server 2007 SP2, Exchange Server 2007 SP1, Exchange Server 2007
Topic Last Modified: 2006-12-08

There are many performance counters that can be used to maintain and troubleshoot a computer that is running Microsoft Exchange Server 2007 that has the Unified Messaging (UM) server role installed. 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 is being requested or received.

UM Performance Monitoring Counters

Table 1 provides a list of the Unified Messaging performance monitoring counters that can be used to monitor Unified Messaging.

Table 1   Unified Messaging performance monitoring counters

Performance counter Performance object Description

Operations over Two Seconds

MSExchangeUMPerformance

Operations over Two 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 Three Seconds

MSExchangeUMPerformance

Operations over Three 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 over Four Seconds

MSExchangeUMPerformance

Operations over Four 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 over Five Seconds

MSExchangeUMPerformance

Operations over Five 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 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 UM 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 UM to respond.

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