When you run your Microsoft Windows Server 2003-based computer for several days, the computer may become slow and unresponsive.
This problem occurs because of a memory leak in the Lsass.exe process. The memory leak decreases available memory.
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: 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.
No prerequisites are required.
You must restart your computer after you apply this hotfix.
Hotfix Replacement Information
This hotfix does not replace any
The English version of this hotfix has the file attributes (or later) 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
Date Time Version Size File name
12-May-2003 22:17 5.2.3790.23 314,368 Kerberos.dll
09-May-2003 03:07 211 Branches.inf
12-May-2003 22:35 10,091 Kb821008.cat
12-May-2003 22:19 354 Updatebr.inf
12-May-2003 22:19 5,036 Update_rtmqfe.inf
Windows Server 2003 64-bit
After the hotfix is installed, the following files will have the listed attributes or later:
Date Time Version Size File name Platform
12-May-2003 22:11 5.2.3790.23 897,024 Kerberos.dll IA-64
12-May-2003 22:17 5.2.3790.23 314,368 Wkerberos.dll x86
09-May-2003 03:07 211 Branches.inf
12-May-2003 22:35 10,444 Kb821008.cat
12-May-2003 22:22 354 Updatebr.inf
12-May-2003 22:22 5,311 Update_rtmqfe.inf
To work around this problem, restart the computer.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section of this article.
For additional information about the Lsass.exe process, click the following article number to view the article in the Microsoft Knowledge Base:
Memory usage by the Lsass.exe process on domain controllers that are running Windows 2000 Server or Windows Server 2003
Article ID: 821008 - Last Review: July 24, 2007 - Revision: 7.10
- 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 x64 Edition
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