UuidCreate API takes a long time to process a call and eventually times out in Windows Server 2008 SP2

Applies to: Windows Server 2008 Service Pack 2Windows Server 2008 EnterpriseWindows Server 2008 Enterprise without Hyper-V More

Symptoms


Consider the following scenario:
  • You have a Windows Server 2008 Service Pack 2 (SP2)-based computer that has multiple processors.
  • CPU usage on one or more processors is high. 
  • An application that runs at low priority calls the UuidCreate function.
In this scenario, the UuidCreate API takes a long time to process the call. Eventually, the process times out.

Cause


This issue occurs because of high CPU usage. When the UuidCreate function calls some other functions, the UuidCreate function takes a long time to return the UuidCreate API .

Resolution


Hotfix information

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 the problem described in this article. 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 website: 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.

Prerequisites

To apply this hotfix, you must be running Windows Server 2008 SP2.

For more information about how to obtain a Windows Server 2008 service pack, click the following article number to view the article in the Microsoft Knowledge Base:

968849 How to obtain the latest service pack for Windows Server 2008

Registry information

To apply this hotfix, you do not have to make any changes to the registry.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

Status


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

More Information


For more information about the UuidCreate function, go to the following Microsoft website:For more information about software update terminology, 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 file information

Additional file information for Windows Server 2008

Additional files for all supported x86-based versions of Windows Server 2008
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Additional files for all supported x64-based versions of Windows Server 2008
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Date (UTC)08-May-2013
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Additional files for all supported IA-64-based versions of Windows Server 2008
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Date (UTC)08-May-2013
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Date (UTC)08-May-2013
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Date (UTC)08-May-2013
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