The SMTP service may leak domain list memory when you use the Pickup folder
This article was previously published under Q325797
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When you send a lot of mail by using the Pickup folder with the Windows 2000 Simple Mail Transfer Protocol (SMTP) service, memory usage may increase over time without ever decreasing.
Memory is allocated for a domain entry but is never released for each unique domain to which a message is sent.
Service pack information
To resolve this problem, obtain the latest service pack for Microsoft Windows 2000. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
How to obtain the latest Windows 2000 service pack
To resolve this problem, install hotfix 910932.For more information about hotfix 910932, click the following article number to view the article in the Microsoft Knowledge Base:
Memory usage may increase over time when a computer that is running Windows Server 2003 uses the SMTP service to process many outgoing messages
Start Registry Editor (Regedt32.exe). Locate and then click the following key in the registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SMTPSVC\Queuing On the Edit menu, click Add Value, and then add the following registry value:
Value name: ZombieDomainEntryThreshold
Data type: DWORD Value data: 0000003E8 Quit Registry Editor.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Microsoft Windows 2000 Service Pack 4.
Article ID: 325797 - Last Review: 10/26/2013 17:19:06 - Revision: 3.1
Microsoft Windows 2000 Service Pack 1, Microsoft Windows 2000 Service Pack 3, Microsoft Windows 2000 Service Pack 2, Microsoft Windows 2000 Advanced Server, Microsoft Windows 2000 Advanced Server, Microsoft Windows 2000 Advanced Server
Keywords: kbnosurvey kbarchive kbbug kbqfe kbsysadmin kbenv kbpending kbwin2ksp4fix kbhotfixserver KB325797