Microsoft KB Archive/827439

= Performance Monitor Incorrectly Returns a Logical Disk Value of 0 =

Article ID: 827439

Article Last Modified on 10/26/2006

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APPLIES TO


 * Microsoft Windows 2000 Server
 * Microsoft Windows 2000 Professional Edition
 * Microsoft Windows 2000 Advanced Server

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SYMPTOMS
In Performance Monitor (PerfMon), the Logical Disk counter may incorrectly return a value of 0 if both of the following conditions are true:
 * PerfMon.exe is running.
 * You are using another program to query the registry value for the disk performance counter.



CAUSE
This problem occurs because PerfMon unloads the Perfdisk.dll unexpectedly.



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

To resolve this problem, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone 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 usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

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 hotfixes.

File Information
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.   Date         Time   Version        Size       File name --  02-Sep-2003  19:22  5.0.2195.6748    124,688  Adsldp.dll 02-Sep-2003 19:22  5.0.2195.6748    132,368  Adsldpc.dll 02-Sep-2003 19:22  5.0.2195.6748     63,760  Adsmsext.dll 02-Sep-2003 19:22  5.0.2195.6815    381,712  Advapi32.dll 02-Sep-2003 19:22  5.0.2195.6753     69,392  Browser.dll 02-Sep-2003 19:22  5.0.2195.6680    134,928  Dnsapi.dll 02-Sep-2003 19:22  5.0.2195.6780     96,528  Dnsrslvr.dll 02-Sep-2003 19:22  5.0.2195.6810     47,376  Eventlog.dll 02-Sep-2003 19:22  5.0.2195.6759    148,240  Kdcsvc.dll 18-Jun-2003 18:43  5.0.2195.6758    205,072  Kerberos.dll 26-Mar-2003 22:37  5.0.2195.6695     71,888  Ksecdd.sys 01-Aug-2003 18:40  5.0.2195.6797    509,712  Lsasrv.dll 01-Aug-2003 18:40  5.0.2195.6797     33,552  Lsass.exe 18-Jul-2003 00:13  5.0.2195.6786    109,840  Msv1_0.dll 02-Sep-2003 19:22  5.0.2195.6601    311,568  Netapi32.dll 02-Sep-2003 19:22  5.0.2195.6791    361,232  Netlogon.dll 02-Sep-2003 19:22  5.0.2195.6810    931,600  Ntdsa.dll 02-Sep-2003 02:50  5.0.2195.6815     68,880  Regsvc.exe 02-Sep-2003 19:22  5.0.2195.6742    392,464  Samsrv.dll 02-Sep-2003 19:22  5.0.2195.6815    113,936  Scecli.dll 02-Sep-2003 19:22  5.0.2195.6815    259,856  Scesrv.dll 14-Aug-2003 19:58  5.0.2195.6801  5,232,128  Sp3res.dll 02-Sep-2003 19:22  5.0.2195.6601     51,472  W32time.dll 16-Aug-2002 14:32  5.0.2195.6601     57,104  W32tm.exe 02-Sep-2003 19:22  5.0.2195.6741    126,224  Wldap32.dll



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



MORE INFORMATION
For additional information about how hotfix packages are named, click the following article number to view the article in the Microsoft Knowledge Base:

816915 New Naming Schema for Microsoft Windows Hotfix Packages

For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

824684 Description of the Standard Terminology That Is Used to Describe Microsoft Software Updates

Additional query words: perfmon performance monitor zero 0

Keywords: kbhotfixserver kbqfe kbbug kbfix kbqfe kbwin2000presp5fix KB827439

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