XCON: MTA Performs Excessive Context Switching During Heavy Message Traffic

ID: Q237187

The information in this article applies to:

Microsoft Exchange Server, version 5.5

SYMPTOMS

During heavy X.400 message traffic, the message transfer agent (MTA) may perform excessive context switching, which causes X.400 messages to be delivered more slowly through the Exchange Server computer. Context switching can be monitored using the following Performance Monitor counter:

Object: System
Counter: Context Switches/sec.

STATUS

Microsoft has confirmed this to be a problem in Microsoft Exchange Server version 5.5.

Additional query words: throughput slow performance exchmem


Keywords          : exc55 
Version           : winnt:5.5
Platform          : winnt 
Issue type        : kbbug

Last Reviewed: July 14, 1999