Microsoft KB Archive/891004

= You may experience a paged pool memory leak when many clients create, copy, and delete files on an NTFS partition in Windows Server 2003 =

Article ID: 891004

Article Last Modified on 6/27/2007

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APPLIES TO


 * Microsoft Windows Server 2003, Web Edition
 * Microsoft Windows Server 2003, Standard Edition (32-bit x86)
 * Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)
 * Microsoft Windows Server 2003, Enterprise Edition for Itanium-based Systems

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SYMPTOMS
You may experience a paged pool memory leak when many Microsoft Windows Server 2003-based clients create, copy, and delete files on an NTFS file system partition. The memory leak is small. Therefore, the problem appears after several days. The following event is logged in Event Viewer: Event Type: Error Event Source:  Srv Event Category: None Event ID:  2020 Description: The server was unable to allocate from the system paged pool because the pool was empty.

These symptoms appear to be resolved if you restart the server.



Service pack information
To resolve this problem, obtain the latest service pack for Windows Server 2003. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

889100 How to obtain the latest service pack for Windows Server 2003

Hotfix information
A supported hotfix is now available from Microsoft. However, this hotfix is intended to correct only the problem that this article describes. Apply this hotfix only to systems that are experiencing this specific problem.

To resolve this problem, submit a request to Microsoft Online Customer Services to obtain the hotfix. To submit an online request to obtain the hotfix, visit the following Microsoft Web site:

http://go.microsoft.com/?linkid=6294451

Note If additional issues occur or any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. To create a separate service request, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

File information
The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.

Windows Server 2003, x86-based versions   Date         Time   Version            Size    File name --    05-Jan-2005  00:17  5.2.3790.245      619,008  Ntfs.sys Windows Server 2003, Itanium-based versions   Date         Time   Version            Size    File name --  04-Jan-2005  08:21  5.2.3790.245    1,695,232  Ntfs.sys



STATUS
Microsoft has confirmed that this is a bug in the Microsoft products that are listed in the &quot;Applies to&quot; section.

This problem was first corrected in Windows Server 2003 Service Pack 1.



MORE INFORMATION
You can use Performance Monitor or Memory Pool Monitor (Poolmon.exe) to monitor the paged pool memory leak.

For more information, click the following article numbers to view the articles in the Microsoft Knowledge Base:

811140 How to troubleshoot memory leaks in IIS

177415 How to use Memory Pool Monitor (Poolmon.exe) to troubleshoot kernel mode memory leaks

Keywords: kbhotfixserver kbqfe kbbug kbfix kbpubtypekc KB891004

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