High memory usage by the Wmiprvse.exe process in a Windows Server 2012 cluster

Symptoms

When you run a Windows Management Instrumentation (WMI) script in a Windows Server 2012 cluster, the memory usage for the Wmiprvse.exe process increases over time. 

Cause

This issue occurs because the cluster WMI provider leaks basic strings or binary strings (BSTRs). 

Resolution

To resolve this issue, install update 2934016. For more information about how to obtain update 2934016, click the following article number to view the article in the Microsoft Knowledge Base:

2934016 Windows RT, Windows 8, and Windows Server 2012 update rollup: April 2014

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 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