Microsoft KB Archive/258282

= DNS Service Memory Leak =

PSS ID Number: 258282

Article Last Modified on 10/31/2003

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The information in this article applies to:


 * Microsoft Windows 2000 Server
 * Microsoft Windows 2000 Advanced Server

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This article was previously published under Q258282



SYMPTOMS
The amount of memory being used by Dns.exe may continually grow and may not plateau, or memory may not be returned to the system over time. The rate of growth of the memory leak depends on the number of queries the server receives per hour.



RESOLUTION
To resolve this problem, obtain the latest service pack for Windows 2000. For additional 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



WORKAROUND
To avoid this problem, restart the server on a regular basis.



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. "/>

This problem was first corrected in Windows 2000 Service Pack 1.



MORE INFORMATION
Use the following method to discover whether the service has this problem on a specific server:  Start the Performance snap-in. Log the following counters:

Process--DNS

Page file bytes

Working set bytes

The period necessary to see the growth depends on how many queries the server receives per hour. Logging for a week on any server should show whether there is a steady growth in the amount of resources being used by the service.

Keywords: kbbug kbfix kbQFE kbWin2000SP1Fix KB258282

Technology: kbwin2000AdvServ kbwin2000AdvServSearch kbwin2000Search kbwin2000Serv kbwin2000ServSearch kbWinAdvServSearch

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