Symptoms

Assume that you run an application or script that uses Windows Management Instrumentation (WMI) MSFT_NetLBFOTeam class or WMI MSFT_NetLBFOProvider class to query network adapters teaming information on a computer that is running Windows 8.1, Windows Server 2012 R2, Windows 8, or Windows Server 2012. In this situation, you notice that the memory usage of Wmiprvse.exe keeps increasing by using Task Manager.

Resolution

To resolve this issue in Windows 8.1, and Windows Server 2012 R2, install update rollup 2975719. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

2975719 August 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 To resolve this issue in Windows 8, Windows Server 2012, and Windows Embedded 8 Standard, install update rollup 2975331. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

2975331 August 2014 update rollup for Windows RT, Windows 8, and Windows Server 2012

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 MSFT_NetLBFOTeam class, go to the following Microsoft website:

General information about the MSFT_NetLBFOTeam classFor more information about the MSFT_NetLBFOProvider class, go to the following Microsoft website:

General information about the MSFT_NetLbfoProvider classFor 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

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