Knowledge Base

LSASS May Use a Large Amount of Memory on a Domain Controller

Article ID: 174205

Article Last Modified on 11/1/2006


APPLIES TO


This article was previously published under Q174205

SYMPTOMS

When a large number of trusted users and groups are imported to local groups within a resource domain, memory usage by Lsass.exe may be excessive, possibly causing system performance degradation. Memory usage for a process can be seen using Perfmon.exe.

CAUSE

The problem occurs when the Netlogon service is starting and fails to deallocate memory needed to process the imported accounts.

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: 4.00 lsass leak

Keywords: kbhotfixserver kbqfe kbbug kbfix KB174205