Article ID: 187947 - View products that this article applies to.
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When you run Proxy Server 2.0 on a multiprocessor computer running Windows NT Server 4.0, the server may encounter 100 percent CPU usage after Afd.sys creates many TCP objects.
One processor is attempting to close a thread while that thread is still open and in use by another processor.
To resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/152734/EN-US/ )How to Obtain the Latest Windows NT 4.0 Service Pack
Microsoft has confirmed that this is a problem in Windows NT 4.0 and Windows NT Server 4.0, Terminal Server Edition. This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.
Article ID: 187947 - Last Review: October 9, 2013 - Revision: 1.1