Article ID: 884558 - View products that this article applies to.
When you try to use the System Monitor tool on your Microsoft Windows XP-based computer, some of the performance objects and counters are not available. For example, the following objects are not available in the Performance object list:
If you try to use Windows Management Instrumentation (WMI) to query the counters, you cannot obtain any information for the missing performance counters.
This problem occurs if your Windows XP-based computer is not configured to use a virtual memory paging file.
Windows XP hotfix informationA 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=supportNote 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.
PrerequisitesTo install this hotfix, you must be running Windows XP Service Pack 1 (SP1) or a later version.
Restart requirementYou must restart your computer after you apply this hotfix.
Hotfix replacement informationThis hotfix does not replace any other hotfixes.
File informationThe 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 XP, 32-bit editions
Date Time Version Size File name ----------------------------------------------------- 31-Aug-2004 18:36 5.1.2600.1587 23,040 Perfos.dll 31-Aug-2004 18:19 5.1.2600.2508 25,088 Perfos.dll
Windows XP, 64-bit editions
Date Time Version Size File name Platform ---------------------------------------------------------------- 31-Aug-2004 18:28 5.1.2600.1587 47,616 Perfos.dll IA-64 31-Aug-2004 18:36 5.1.2600.1587 23,040 Wperfos.dll x86
To work around this problem, configure your Windows XP-based computer to use a paging file. For additional information about how to configure the virtual memory paging file, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/308417/ )How to set performance options in Windows XP
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For additional information about Microsoft software updates, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/824684/ )Description of the standard terminology that is used to describe Microsoft software updates
Article ID: 884558 - Last Review: August 29, 2007 - Revision: 2.2
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