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Patch for Hyper-V – Potential Performance Issue – KB972045

Posted by Mikael Nystrom on July 16, 2009

 

So new patch is up for Hyper-V is up for download

This issue occurs because the Virtual Machine Worker process (Vmwp.exe) releases pointer icons by using a function that causes handle leak. Over time, the system runs out of resources, and then the system stops responding.’

  • When you open the Hyper-V Manager, the connection to a virtualization server fails and a red ‘X’ appears next to the name of the virtualization server.
  • The system responds slowly, and the processes and services on the virtualization server fail and then generate exceptions.
  • The handle count of the Virtual Machine Worker process (Vmwp.exe) is very large.
  •  

    http://support.microsoft.com/default.aspx?scid=kb;en-us;972045

    Please note that this patch is a “View and request hotfix downloads

    /mike

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