|Message:||The resource pressure changed from %1 to %2. Statistics: %3|
This Warning event indicates that a system resource that is monitored by the back pressure feature has experienced a change in its utilization level.
The following system resources that are monitored on a Hub Transport server or Edge Transport server as part of the back pressure feature may appear in this event:
For each monitored system resource, the following levels of resource utilization are applied:
If the event indicates that a system resource utilization level decreased from High to Medium or from Medium to Normal, no user action is required. If the event indicates that a system resource utilization level increased from Normal to Medium or from Medium to High, you can perform the following actions:
For more information about back pressure, see Understanding Back Pressure.
If you are not already doing so, consider running the tools that Microsoft Exchange offers to help administrators analyze and troubleshoot their Exchange environment. These tools can help you make sure that your configuration is in line with Microsoft best practices. They can also help you identify and resolve performance issues, improve mail flow, and better manage disaster recovery scenarios. Go to the Toolbox node of the Exchange Management Console to run these tools now. For more information about these tools, see Toolbox in the Exchange Server 2007 Help.