Microsoft KB Archive/274599

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Event Performance Issue When Polling Large Objects with WMI

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Q274599

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The information in this article applies to:


 * Windows Management Instrumentation, version 1.5, used with:
 * Microsoft Windows 2000 Professional
 * Microsoft Windows 2000 Server
 * Microsoft Windows 2000 Advanced Server

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SYMPTOMS
Windows Management Instrumentation (WMI) may be slow to respond to registering event consumers that poll classes whose instances sizes are very large. For example, Active Directory objects may have this problem because they are normally very large.

RESOLUTION
To resolve this problem, obtain the latest service pack for Windows 2000. For additional information, please see the following article in the Microsoft Knowledge Base:

"Q260910 How to Obtain the Latest Windows 2000 Service Pack" The English-language version of this fix should have the following file attributes or later:

  Date        Time      Version       Size     File name    Platform --  10/24/2000  21:41:58  1.50.1085.34  372,804  Wbemess.dll  Intel

How to Use the Hotfix Installer
NOTE: You can use this method only for Intel-based computers running Windows 2000.


 * 1) Copy the hotfix file (Q274599.exe) to a local folder on your computer, or copy the file to a share on your network.
 * 2) Run the Q274599.exe file and follow the directions.
 * 3) Reboot your computer.

STATUS
Microsoft has confirmed this to be a problem in Microsoft Windows 2000. This problem was first corrected in Windows 2000 Service Pack 2.

MORE INFORMATION
As an example, in a domain with around 100 users, registering the following query may take several minutes:

  SELECT * FROM __InstanceModificationEvent WITHIN 30 WHERE TargetInstance ISA 'ds_user' For additional information about how to install Windows 2000 and Windows 2000 hotfixes at the same time, click the article number below to view the article in the Microsoft Knowledge Base:

"Q249149 Installing Microsoft Windows 2000 and Windows 2000 Hotfixes" Additional query words: wbemess q274599

Keywords : kbenv kbtool kbWin2000SP2Fix

Issue type : kbbug

Technology : kbWMISearch kbAudDeveloper