CPU 100%

An application stops responding, experiences low performance, or experiences high privileged CPU usage if many large I/O operations are performed in Windows 7 or Windows Server 2008 R2

Symptopms:

 

Consider the following scenario:

  • You have a computer that is running Windows 7 or Windows Server 2008 R2.
  • The computer has many logical processors.
  • You run an application that performs many large I/O operations. For example, you run Microsoft SQL Server Data Warehousing.

In this scenario, you may experience one of the following issues:

  • The application stops responding
  • Low performance in the application
  • High CPU usage in the privileged mode

>> From MS: http://support.microsoft.com/default.aspx?scid=kb;EN-US;976700

 

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