Microsoft KB Archive/812428

= A Memory Leak Occurs in the Lsass Process =

Article ID: 812428

Article Last Modified on 10/27/2006

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APPLIES TO


 * Microsoft Windows 2000 Advanced Server
 * Microsoft Windows 2000 Advanced Server
 * Microsoft Windows 2000 Advanced Server
 * Microsoft Windows 2000 Service Pack 3
 * Microsoft Windows 2000 Service Pack 2
 * Microsoft Windows 2000 Service Pack 1

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SYMPTOMS
Under stress, a Windows 2000-based server may leak memory in the Lsass process. You can see the leak by using the System Monitor tool. View the Private Bytes for Lsass process. If the leak continues for long enough, the server becomes unresponsive.



CAUSE
This issue is caused by a code problem.



Service Pack Information
To resolve this problem, obtain the latest service pack for Microsoft 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

Hotfix Information
A supported fix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Apply it only to computers that are experiencing this specific problem. This fix may receive additional testing. Therefore, if you are not severely affected by this problem, Microsoft recommends that you wait for the next Windows 2000 service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information about support costs, visit the following Microsoft Web site:

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

NOTE: In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The typical support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

The English version of this fix 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.

Date        Time    Version         Size     File name -- 17-Feb-2003 00:30   5.0.2195.6613   124,176  Adsldp.dll 17-Feb-2003 00:30   5.0.2195.6601   130,832  Adsldpc.dll 25-Feb-2003 23:53   5.0.2195.6667    62,736  Adsmsext.dll 25-Feb-2003 23:53   5.0.2195.6672   378,640  Advapi32.dll 17-Feb-2003 00:30   5.0.2195.6611    49,936  Browser.dll 17-Feb-2003 00:30   5.0.2195.6663   135,952  Dnsapi.dll 17-Feb-2003 00:30   5.0.2195.6663    96,528  Dnsrslvr.dll 17-Feb-2003 00:30   5.0.2195.6661    46,352  Eventlog.dll 17-Feb-2003 00:30   5.0.2195.6627   148,240  Kdcsvc.dll 21-Feb-2003 00:11   5.0.2195.6666   204,560  Kerberos.dll 03-Dec-2002 03:09   5.0.2195.6621    71,888  Ksecdd.sys 24-Jan-2003 22:40   5.0.2195.6659   509,712  Lsasrv.dll 24-Jan-2003 22:41   5.0.2195.6659    33,552  Lsass.exe 05-Feb-2003 16:59   5.0.2195.6662   109,328  Msv1_0.dll 17-Feb-2003 00:30   5.0.2195.6601   312,592  Netapi32.dll 17-Feb-2003 00:30   5.0.2195.6627   360,720  Netlogon.dll 25-Feb-2003 23:53   5.0.2195.6669   929,552  Ntdsa.dll 25-Feb-2003 23:53   5.0.2195.6666   392,464  Samsrv.dll 25-Feb-2003 23:53   5.0.2195.6672   131,344  Scecli.dll 25-Feb-2003 23:53   5.0.2195.6671   306,448  Scesrv.dll 10-Feb-2003 23:22   5.0.2195.6663   166,912  Sp3res.dll 17-Feb-2003 00:30   5.0.2195.6601    51,472  W32time.dll 16-Aug-2002 13:32   5.0.2195.6601    57,104  W32tm.exe 25-Feb-2003 23:53   5.0.2195.6666   125,200  Wldap32.dll 24-Feb-2003 23:24   5.0.2195.6659   509,712  Lsasrv.dll



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 Microsoft Windows 2000 Service Pack 4.



MORE INFORMATION
For additional information about how to obtain a hotfix for Windows 2000 Datacenter Server, click the article number below to view the article in the Microsoft Knowledge Base:

265173 The Datacenter Program and Windows 2000 Datacenter Server Product

The hotfix that is described in this article (812428) changes some of the adminSDHolder object functionality. For additional information about these changes, click the following article number to view the article in the Microsoft Knowledge Base:

817433 Delegated Permissions Are Not Available and Inheritance Is Automatically Disabled

Keywords: kbbug kbfix kbwin2000presp4fix kbqfe kbsecurity kbwin2ksp4fix kbhotfixserver KB812428

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