The SMTP service may leak domain list memory when you use the Pickup folder

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Article ID: 325797 - View products that this article applies to.
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SYMPTOMS

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.

CAUSE

Memory is allocated for a domain entry but is never released for each unique domain to which a message is sent.

RESOLUTION

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:
260910 How to obtain the latest Windows 2000 service pack

Hotfix information

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:
910932 Memory usage may increase over time when a computer that is running Windows Server 2003 uses the SMTP service to process many outgoing messages

WORKAROUND

  1. Start Registry Editor (Regedt32.exe).
  2. Locate and then click the following key in the registry:
    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SMTPSVC\Queuing
  3. On the Edit menu, click Add Value, and then add the following registry value:
    Value name: ZombieDomainEntryThreshold
    Data type: DWORD
    Value data: 0000003E8
  4. Quit Registry Editor.

STATUS

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.

Properties

Article ID: 325797 - Last Review: October 26, 2013 - Revision: 3.1
APPLIES TO
  • 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

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