Symptoms
You use the MQSeries adapter in Microsoft BizTalk Server to process messages to an IBM WebSphere MQ server. In this case, the server that is running BizTalk Server may respond slowly.
Cause
This issue occurs because of a memory leak that may occur in a Dllhost.exe process that hosts the MQSAgent2 COM+ application.
Resolution
Cumulative update information
The fix that resolves this issue is included in the following cumulative updates for BizTalk Server:
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
References
Learn about service pack and cumulative update list for BizTalk Server. Learn about BizTalk Server hotfixes and cumulative update support.
The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.