Microsoft KB Archive/187947

= 100 Percent CPU System Handle Problem =

Article ID: 187947

Article Last Modified on 10/31/2006

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APPLIES TO


 * Microsoft Windows NT Server 4.0, Terminal Server Edition
 * Microsoft Windows NT Server 4.0 Standard Edition
 * Microsoft Proxy Server 2.0 Standard Edition

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This article was previously published under Q187947



SYMPTOMS
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.



CAUSE
One processor is attempting to close a thread while that thread is still open and in use by another processor.



RESOLUTION
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:

152734 How to Obtain the Latest Windows NT 4.0 Service Pack



STATUS
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.

Additional query words: multi-processor multi processor kbDSupport

Keywords: kbbug kbfix KB187947

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