Article ID: 889177 - Last Review: October 9, 2011 - Revision: 4.0

The Distributed File System service (Dfssvc.exe) may take too much memory and use too much of the system resources on a Windows Server 2003-based domain controller

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SYMPTOMS

The Distributed File System service (Dfssvc.exe) may take too much memory and use too much of the system resources on a Microsoft Windows Server 2003-based domain controller. When this problem occurs, the domain controller may become unresponsive.

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CAUSE

This problem may occur if a binary large object (BLOB) is corrupted.

Note The Distributed File System (DFS) configuration data for a domain DFS is stored as binary large object (BLOB) data in the Active Directory directory service.

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RESOLUTION

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if 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. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:

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

Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

No prerequisites are required.

Restart requirement

You must restart your computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other hotfix.

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, 64-bit Itanium-based versions

   Date         Time   Version          Size  File name    Platform
   ----------------------------------------------------------------
   18-Nov-2004  02:10  5.2.3790.233  461,824  Dfssvc.exe   IA-64
   18-Nov-2004  02:10  5.2.3790.233  137,216  Wdfssvc.exe  x86

Windows Server 2003, 32-bit versions

   Date         Time   Version          Size  File name
   -----------------------------------------------------
   18-Nov-2004  18:10  5.2.3790.233  137,216  Dfssvc.exe

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